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Recognised as Colour

#191C05

  • #191C05
  • Yellow
  • Dark
  • Nearest: Black

#191C05 is a yellow with RGB values 25, 28, 5 and HSL 68°, 70%, 6%. It is a dark colour, so white text on it reaches 17.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#191C05#191C05
HEX#191C05
RGBrgb(25, 28, 5)
RGB (0–1)0.098, 0.1098, 0.0196
RGB percentages9.8%, 11%, 2%
HSLhsl(67.8, 69.7%, 6.5%)
HSV / HSBhsv(67.8, 82.1%, 11%)
CMYK10.7%, 0%, 82.1%, 89%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,645,573
CSS custom property--colour: #191C05;

Brightness & contrast

Relative luminance0.01048WCAG 2.x, 0 is black and 1 is white
Perceived brightness25.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.36:1
Contrast with white17.36:1WCAG normal text: AAA
Contrast with black1.21:1WCAG normal text: Fail
Greyscale equivalent#1A1A1A
Inverted#E6E3FA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1F1A03no red cones; affects about 1% of men; ΔE 4.7 from the original
Deuteranopia#1E1A06no green cones; the most common form, about 1% of men; ΔE 4.5 from the original
Tritanopia#1B1A17no blue cones; rare, and affects men and women equally; ΔE 11.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.36:1WCAG large text: AAA
Contrast with black, large text1.21:1WCAG large text: Fail

Named colours

Black · ΔE 16.2Dark slate grey · ΔE 27.5Dim grey · ΔE 37.5Dark olivegreen · ΔE 40Gray · ΔE 46.1Slate grey · ΔE 49
Nearest named CSS colourBlack (#000000)ΔE 16.24, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#08051C
Analogous#1C1405, #0D1C05
Triadic#05191C, #1C0519
Split complementary#050D1C, #14051C
Tetradic#051C14, #08051C, #1C050D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B4C924
Lighter +30%#8D9E1C
Lighter +20%#667314
Lighter +10%#40470D
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1C2001
Less saturated −25%#161809

Channel breakdown

R25
G28
B5
Red25 (9.8%)
Green28 (11%)
Blue5 (2%)
Hue67.83°
Saturation (HSL)69.7%
Lightness6.47%
Dominant channelGreen
Hex per channelR 19 · G 1C · B 05

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Every value on this page was computed from “191c05” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.