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Recognised as Colour

#12381E

  • #12381E
  • Green
  • Dark
  • Nearest: Dark slate grey

#12381E is a green with RGB values 18, 56, 30 and HSL 139°, 51%, 15%. It is a dark colour, so white text on it reaches 13:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#12381E#12381E
HEX#12381E
RGBrgb(18, 56, 30)
RGB (0–1)0.0706, 0.2196, 0.1176
RGB percentages7.1%, 22%, 11.8%
HSLhsl(138.9, 51.4%, 14.5%)
HSV / HSBhsv(138.9, 67.9%, 22%)
CMYK67.9%, 0%, 46.4%, 78%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,194,014
CSS custom property--colour: #12381E;

Brightness & contrast

Relative luminance0.03051WCAG 2.x, 0 is black and 1 is white
Perceived brightness45.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.04:1
Contrast with white13.04:1WCAG normal text: AAA
Contrast with black1.61:1WCAG normal text: Fail
Greyscale equivalent#2E2E2E
Inverted#EDC7E1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#38331Cno red cones; affects about 1% of men; ΔE 19 from the original
Deuteranopia#332F20no green cones; the most common form, about 1% of men; ΔE 19.6 from the original
Tritanopia#073732no blue cones; rare, and affects men and women equally; ΔE 14.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.04:1WCAG large text: AAA
Contrast with black, large text1.61:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 21.4Dark olivegreen · ΔE 28.6Black · ΔE 31.4Dim grey · ΔE 34.1Teal · ΔE 35.9Sea green · ΔE 37.5
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 21.4, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#38122C
Analogous#193812, #123831
Triadic#1E1238, #381E12
Split complementary#311238, #381219
Tetradic#121938, #38122C, #383112

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4FC775
Lighter +30%#37AC5C
Lighter +20%#2B8547
Lighter +10%#1E5F33
Darker −10%#061109
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#09411B
Less saturated −25%#1B2F21

Channel breakdown

R18
G56
B30
Red18 (7.1%)
Green56 (22%)
Blue30 (11.8%)
Hue138.95°
Saturation (HSL)51.35%
Lightness14.51%
Dominant channelGreen
Hex per channelR 12 · G 38 · B 1E

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Every value on this page was computed from “12381e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.