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Recognised as Colour

#03381B

  • #03381B
  • Green
  • Dark
  • Nearest: Dark slate grey

#03381B is a green with RGB values 3, 56, 27 and HSL 147°, 90%, 12%. It is a dark colour, so white text on it reaches 13.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#03381B#03381B
HEX#03381B
RGBrgb(3, 56, 27)
RGB (0–1)0.0118, 0.2196, 0.1059
RGB percentages1.2%, 22%, 10.6%
HSLhsl(147.2, 89.8%, 11.6%)
HSV / HSBhsv(147.2, 94.6%, 22%)
CMYK94.6%, 0%, 51.8%, 78%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer210,971
CSS custom property--colour: #03381B;

Brightness & contrast

Relative luminance0.02927WCAG 2.x, 0 is black and 1 is white
Perceived brightness43.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.25:1
Contrast with white13.25:1WCAG normal text: AAA
Contrast with black1.59:1WCAG normal text: Fail
Greyscale equivalent#2B2B2B
Inverted#FCC7E4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#383219no red cones; affects about 1% of men; ΔE 23.4 from the original
Deuteranopia#322E1Dno green cones; the most common form, about 1% of men; ΔE 23.3 from the original
Tritanopia#003731no blue cones; rare, and affects men and women equally; ΔE 15.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.25:1WCAG large text: AAA
Contrast with black, large text1.59:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 24.4Dark olivegreen · ΔE 28.8Black · ΔE 34.4Sea green · ΔE 35.8Teal · ΔE 36.3Dim grey · ΔE 37.4
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 24.43, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#380320
Analogous#063803, #033835
Triadic#1B0338, #381B03
Split complementary#350338, #380306
Tetradic#030638, #380320, #383503

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#15F279
Lighter +30%#0BC961
Lighter +20%#08994A
Lighter +10%#066832
Darker −10%#000804
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003B1B
Less saturated −25%#0A311C

Channel breakdown

R3
G56
B27
Red3 (1.2%)
Green56 (22%)
Blue27 (10.6%)
Hue147.17°
Saturation (HSL)89.83%
Lightness11.57%
Dominant channelGreen
Hex per channelR 03 · G 38 · B 1B

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Every value on this page was computed from “03381b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.