Nerdulator> put something in

Recognised as Colour

#04274D

  • #04274D
  • Blue
  • Dark
  • Nearest: Dark slateblue

#04274D is a blue with RGB values 4, 39, 77 and HSL 211°, 90%, 16%. It is a dark colour, so white text on it reaches 15:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#04274D#04274D
HEX#04274D
RGBrgb(4, 39, 77)
RGB (0–1)0.0157, 0.1529, 0.302
RGB percentages1.6%, 15.3%, 30.2%
HSLhsl(211.2, 90.1%, 15.9%)
HSV / HSBhsv(211.2, 94.8%, 30.2%)
CMYK94.8%, 49.4%, 0%, 69.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer272,205
CSS custom property--colour: #04274D;

Brightness & contrast

Relative luminance0.02013WCAG 2.x, 0 is black and 1 is white
Perceived brightness39.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.97:1
Contrast with white14.97:1WCAG normal text: AAA
Contrast with black1.4:1WCAG normal text: Fail
Greyscale equivalent#222222
Inverted#FBD8B2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#132A4Eno red cones; affects about 1% of men; ΔE 2.6 from the original
Deuteranopia#03244Cno green cones; the most common form, about 1% of men; ΔE 2.3 from the original
Tritanopia#003036no blue cones; rare, and affects men and women equally; ΔE 25.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.97:1WCAG large text: AAA
Contrast with black, large text1.4:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 30.4Black · ΔE 31.4Dark slate grey · ΔE 32.4Midnight blue · ΔE 35.4Steel blue · ΔE 38.3Dim grey · ΔE 39.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 30.41, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4D2A04
Analogous#044B4D, #06044D
Triadic#4D0427, #274D04
Split complementary#4D0604, #4B4D04
Tetradic#4D044B, #4D2A04, #044D06

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#298AF4
Lighter +30%#0C71DE
Lighter +20%#0958AE
Lighter +10%#07407D
Darker −10%#010E1D
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#002751
Less saturated −25%#0E2743

Channel breakdown

R4
G39
B77
Red4 (1.6%)
Green39 (15.3%)
Blue77 (30.2%)
Hue211.23°
Saturation (HSL)90.12%
Lightness15.88%
Dominant channelBlue
Hex per channelR 04 · G 27 · B 4D

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 “04274d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.