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Recognised as Colour

#1A302F

  • #1A302F
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#1A302F is a cyan with RGB values 26, 48, 47 and HSL 177°, 30%, 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

#1A302F#1A302F
HEX#1A302F
RGBrgb(26, 48, 47)
RGB (0–1)0.102, 0.1882, 0.1843
RGB percentages10.2%, 18.8%, 18.4%
HSLhsl(177.3, 29.7%, 14.5%)
HSV / HSBhsv(177.3, 45.8%, 18.8%)
CMYK45.8%, 0%, 2.1%, 81.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,716,271
CSS custom property--colour: #1A302F;

Brightness & contrast

Relative luminance0.02539WCAG 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 13.93:1
Contrast with white13.93:1WCAG normal text: AAA
Contrast with black1.51:1WCAG normal text: Fail
Greyscale equivalent#2B2B2B
Inverted#E5CFD0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2E2E2Fno red cones; affects about 1% of men; ΔE 9.4 from the original
Deuteranopia#2A2B2Fno green cones; the most common form, about 1% of men; ΔE 9.6 from the original
Tritanopia#113130no 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 text13.93:1WCAG large text: AAA
Contrast with black, large text1.51:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 13.5Black · ΔE 20.3Dim grey · ΔE 27.9Slate grey · ΔE 36.4Teal · ΔE 36.7Gray · ΔE 36.7
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 13.54, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#301A1B
Analogous#1A3024, #1A2630
Triadic#2F1A30, #302F1A
Split complementary#301A26, #30241A
Tetradic#241A30, #301A1B, #26301A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#69ADAA
Lighter +30%#509390
Lighter +20%#3E7270
Lighter +10%#2C514F
Darker −10%#080F0F
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#113937
Less saturated −25%#232727

Channel breakdown

R26
G48
B47
Red26 (10.2%)
Green48 (18.8%)
Blue47 (18.4%)
Hue177.27°
Saturation (HSL)29.73%
Lightness14.51%
Dominant channelGreen
Hex per channelR 1A · G 30 · B 2F

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Every value on this page was computed from “1a302f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.