#1F2102#1F2102

#1F2102 is a very dark, muted yellow. Relative luminance 0.014; OKLCH L 23.8% C 0.050 H 113.1°. Best body text is #FFFFFF at 16.45:1 contrast (WCAG AA passes).

Color values

HEX	#1F2102
RGB	rgb(31, 33, 2)
HSL	hsl(64, 89%, 7%)
HSV	hsv(64, 94%, 13%)
CMYK	cmyk(6.1%, 0%, 93.9%, 87.1%)
CIE-LAB	lab(11.85, -6.25, 16.63)
CIE-LCH	lch(11.85, 17.76, 110.61°)
OKLab	oklab(23.79% -0.0195 0.0458)
OKLCH	oklch(23.79% 0.05 113.1)
XYZ	xyz(1.1199, 1.3834, 0.2655)
Luminance	0.0138 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2102 #040221

analogous

#211402 #1F2102 #102102

triadic

#1F2102 #021F21 #21021F

tetradic

#1F2102 #022114 #040221 #210210

square

#1F2102 #022114 #040221 #210210

split-complementary

#1F2102 #021021 #140221

monochromatic

#1B1D02 #1B1D02 #1F2102 #555B05 #8B9409

Accessibility & contrast

On white

16.45

#1F2102 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#1F2102 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2102

16.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2102	#FFFFFF	#000000	##FFFFFF
##1F2102	1.00	16.45	1.28	16.45
#FFFFFF	16.45	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#241F00

Deuteranopia (green-blind)

#242004

Tritanopia (blue-blind)

#221E1B

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #1f2102;
/* rgb */ color: rgb(31, 33, 2);
/* oklch */ color: oklch(23.8% 0.050 113.1);

Tailwind

colors: {
  custom: {
    50: '#5b5c47',
    500: '#1f2102',
    950: '#000000',
  },
}

SCSS

$custom: #1f2102;
$custom-light: #5b5c47;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2102",
  "rgb": {
    "r": 31,
    "g": 33,
    "b": 2
  },
  "hsl": {
    "h": 63.871,
    "s": 88.571,
    "l": 6.863
  },
  "oklch": {
    "l": 0.23792,
    "c": 0.04983,
    "h": 113.1
  },
  "luminance": 0.01383
}

Semantic roles & 50–950 ramp

primary

#1F2102

secondary

#1D1867

accent

#29FF37

background

#F5F5F4

surface

#E9E9E6

border

#C5C5C2

text

#040400

muted

#797977

Preview Lab

Preview with #1F2102

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →