Recognised as Colour

#1D2001

#1D2001
Yellow
Dark
Nearest: Black

#1D2001 is a yellow with RGB values 29, 32, 1 and HSL 66°, 94%, 6%. It is a dark colour, so white text on it reaches 16.7:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1D2001#1D2001

HEX#1D2001

RGBrgb(29, 32, 1)

RGB (0–1)0.1137, 0.1255, 0.0039

RGB percentages11.4%, 12.5%, 0.4%

HSLhsl(65.8, 93.9%, 6.5%)

HSV / HSBhsv(65.8, 96.9%, 12.5%)

CMYK9.4%, 0%, 96.9%, 87.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,908,737

CSS custom property--colour: #1D2001;

Brightness & contrast

Relative luminance0.01296WCAG 2.x, 0 is black and 1 is white

Perceived brightness29.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.68:1

Contrast with white16.68:1WCAG normal text: AAA

Contrast with black1.26:1WCAG normal text: Fail

Greyscale equivalent#1D1D1D

Inverted#E2DFFE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#231E00no red cones; affects about 1% of men; ΔE 4.8 from the original

Deuteranopia#231E03no green cones; the most common form, about 1% of men; ΔE 5.1 from the original

Tritanopia#201D1Ano blue cones; rare, and affects men and women equally; ΔE 15.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.68:1WCAG large text: AAA

Contrast with black, large text1.26:1WCAG large text: Fail

Named colours

Black · ΔE 20.9 Dark slate grey · ΔE 28.6 Dark olivegreen · ΔE 36.2 Dim grey · ΔE 37.5 Gray · ΔE 45.8 Saddle brown · ΔE 49.1

Nearest named CSS colourBlack (#000000)ΔE 20.87, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#040120

Analogous#201401, #0D2001

Triadic#011D20, #20011D

Split complementary#010E20, #130120

Tetradic#012013, #040120, #20010E

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#D0E607

Lighter +30%#A3B406

Lighter +20%#778304

Lighter +10%#4A5103

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1E2100

Less saturated −25%#1A1C05

Channel breakdown

R29

G32

Red29 (11.4%)

Green32 (12.5%)

Blue1 (0.4%)

Hue65.81°

Saturation (HSL)93.94%

Lightness6.47%

Dominant channelGreen

Hex per channelR 1D · G 20 · B 01

Keep nerding

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#1D2001

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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