Nerdulator> put something in

Recognised as Colour

#03438E

  • #03438E
  • Blue
  • Dark
  • Nearest: Dark slateblue

#03438E is a blue with RGB values 3, 67, 142 and HSL 212°, 96%, 28%. It is a dark colour, so white text on it reaches 9.6:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#03438E#03438E
HEX#03438E
RGBrgb(3, 67, 142)
RGB (0–1)0.0118, 0.2627, 0.5569
RGB percentages1.2%, 26.3%, 55.7%
HSLhsl(212.4, 95.9%, 28.4%)
HSV / HSBhsv(212.4, 97.9%, 55.7%)
CMYK97.9%, 52.8%, 0%, 44.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer213,902
CSS custom property--colour: #03438E;

Brightness & contrast

Relative luminance0.05987WCAG 2.x, 0 is black and 1 is white
Perceived brightness70.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.56:1
Contrast with white9.56:1WCAG normal text: AAA
Contrast with black2.2:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#FCBC71

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0C4B91no red cones; affects about 1% of men; ΔE 5.4 from the original
Deuteranopia#00408Dno green cones; the most common form, about 1% of men; ΔE 2.1 from the original
Tritanopia#005662no blue cones; rare, and affects men and women equally; ΔE 45.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.56:1WCAG large text: AAA
Contrast with black, large text2.2:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 13.6Midnight blue · ΔE 23.1Royal blue · ΔE 29.4Rebecca purple · ΔE 29.9Slate blue · ΔE 30Steel blue · ΔE 32.2
Nearest named CSS colourDark slateblue (#483D8B)ΔE 13.6, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8E4E03
Analogous#03898E, #08038E
Triadic#8E0343, #438E03
Split complementary#8E0803, #898E03
Tetradic#8E0389, #8E4E03, #038E09

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#61A8FC
Lighter +30%#2F8DFB
Lighter +20%#0572F2
Lighter +10%#045BC0
Darker −10%#022B5C
Darker −20%#01142A
Darker −30%#000000
Darker −40%#000000
More saturated +25%#004391
Less saturated −25%#15447C

Channel breakdown

R3
G67
B142
Red3 (1.2%)
Green67 (26.3%)
Blue142 (55.7%)
Hue212.37°
Saturation (HSL)95.86%
Lightness28.43%
Dominant channelBlue
Hex per channelR 03 · G 43 · B 8E

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “03438e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.