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Recognised as Colour

#030A45

  • #030A45
  • Blue
  • Dark
  • Nearest: Midnight blue

#030A45 is a blue with RGB values 3, 10, 69 and HSL 234°, 92%, 14%. It is a dark colour, so white text on it reaches 18.5:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#030A45#030A45
HEX#030A45
RGBrgb(3, 10, 69)
RGB (0–1)0.0118, 0.0392, 0.2706
RGB percentages1.2%, 3.9%, 27.1%
HSLhsl(233.6, 91.7%, 14.1%)
HSV / HSBhsv(233.6, 95.7%, 27.1%)
CMYK95.7%, 85.5%, 0%, 72.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer199,237
CSS custom property--colour: #030A45;

Brightness & contrast

Relative luminance0.00666WCAG 2.x, 0 is black and 1 is white
Perceived brightness24.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.53:1
Contrast with white18.53:1WCAG normal text: AAA
Contrast with black1.13:1WCAG normal text: Fail
Greyscale equivalent#0D0D0D
Inverted#FCF5BA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001747no red cones; affects about 1% of men; ΔE 10.2 from the original
Deuteranopia#001044no green cones; the most common form, about 1% of men; ΔE 5.2 from the original
Tritanopia#001C27no blue cones; rare, and affects men and women equally; ΔE 38.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.53:1WCAG large text: AAA
Contrast with black, large text1.13:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 18.7Dark slateblue · ΔE 25.7Rebecca purple · ΔE 35.5Indigo · ΔE 36.8Navy · ΔE 38.3Black · ΔE 43.4
Nearest named CSS colourMidnight blue (#191970)ΔE 18.72, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#453E03
Analogous#032B45, #1D0345
Triadic#45030A, #0A4503
Split complementary#451D03, #2B4503
Tetradic#45032B, #453E03, #03451D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#1F36F5
Lighter +30%#091FD8
Lighter +20%#0718A7
Lighter +10%#051176
Darker −10%#010314
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#000848
Less saturated −25%#0C113C

Channel breakdown

R3
G10
B69
Red3 (1.2%)
Green10 (3.9%)
Blue69 (27.1%)
Hue233.64°
Saturation (HSL)91.67%
Lightness14.12%
Dominant channelBlue
Hex per channelR 03 · G 0A · B 45

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Every value on this page was computed from “030a45” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.