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Recognised as Colour

#1D302A

  • #1D302A
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#1D302A is a cyan with RGB values 29, 48, 42 and HSL 161°, 25%, 15%. It is a dark colour, so white text on it reaches 13.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#1D302A#1D302A
HEX#1D302A
RGBrgb(29, 48, 42)
RGB (0–1)0.1137, 0.1882, 0.1647
RGB percentages11.4%, 18.8%, 16.5%
HSLhsl(161.1, 24.7%, 15.1%)
HSV / HSBhsv(161.1, 39.6%, 18.8%)
CMYK39.6%, 0%, 12.5%, 81.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,912,874
CSS custom property--colour: #1D302A;

Brightness & contrast

Relative luminance0.02542WCAG 2.x, 0 is black and 1 is white
Perceived brightness42.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.92:1
Contrast with white13.92:1WCAG normal text: AAA
Contrast with black1.51:1WCAG normal text: Fail
Greyscale equivalent#2C2C2C
Inverted#E2CFD5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2F2E2Ano red cones; affects about 1% of men; ΔE 9.1 from the original
Deuteranopia#2C2B2Ano green cones; the most common form, about 1% of men; ΔE 9.7 from the original
Tritanopia#18302Eno blue cones; rare, and affects men and women equally; ΔE 3.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.92:1WCAG large text: AAA
Contrast with black, large text1.51:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 14.3Black · ΔE 20.5Dim grey · ΔE 28Gray · ΔE 36.7Teal · ΔE 37.2Slate grey · ΔE 37.4
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 14.29, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#301D23
Analogous#1D3021, #1D2C30
Triadic#2A1D30, #302A1D
Split complementary#301D2C, #30211D
Tetradic#211D30, #301D23, #2C301D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#70A997
Lighter +30%#578F7D
Lighter +20%#437062
Lighter +10%#305046
Darker −10%#0A100E
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#133A2E
Less saturated −25%#272727

Channel breakdown

R29
G48
B42
Red29 (11.4%)
Green48 (18.8%)
Blue42 (16.5%)
Hue161.05°
Saturation (HSL)24.68%
Lightness15.1%
Dominant channelGreen
Hex per channelR 1D · G 30 · B 2A

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Every value on this page was computed from “1d302a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.