#282D01#282D01

#282D01 is a dark, moderate yellow. Relative luminance 0.023; OKLCH L 28.3% C 0.063 H 116.2°. Best body text is #FFFFFF at 14.32:1 contrast (WCAG AA passes).

Color values

HEX	#282D01
RGB	rgb(40, 45, 1)
HSL	hsl(67, 96%, 9%)
HSV	hsv(67, 98%, 18%)
CMYK	cmyk(11.1%, 0%, 97.8%, 82.4%)
CIE-LAB	lab(17.13, -9.07, 24.07)
CIE-LCH	lch(17.13, 25.72, 110.65°)
OKLab	oklab(28.25% -0.028 0.057)
OKLCH	oklch(28.25% 0.063 116.2)
XYZ	xyz(1.8190, 2.3301, 0.3826)
Luminance	0.0233 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282D01 #06012D

analogous

#2D1C01 #282D01 #122D01

triadic

#282D01 #01282D #2D0128

tetradic

#282D01 #012D1C #06012D #2D0112

square

#282D01 #012D1C #06012D #2D0112

split-complementary

#282D01 #01122D #1C012D

monochromatic

#1B1E01 #1B1E01 #282D01 #5D6902 #92A504

Accessibility & contrast

On white

14.32

#282D01 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#282D01 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282D01

14.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282D01	#FFFFFF	#000000	##FFFFFF
##282D01	1.00	14.32	1.47	14.32
#FFFFFF	14.32	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312A00

Deuteranopia (green-blind)

#312A04

Tritanopia (blue-blind)

#2B2A25

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #282d01;
/* rgb */ color: rgb(40, 45, 1);
/* oklch */ color: oklch(28.3% 0.063 116.2);

Tailwind

colors: {
  custom: {
    50: '#636547',
    500: '#282d01',
    950: '#000000',
  },
}

SCSS

$custom: #282d01;
$custom-light: #636547;
$custom-dark: #000000;

JSON

{
  "hex": "#282d01",
  "rgb": {
    "r": 40,
    "g": 45,
    "b": 1
  },
  "hsl": {
    "h": 66.818,
    "s": 95.652,
    "l": 9.02
  },
  "oklch": {
    "l": 0.28253,
    "c": 0.06349,
    "h": 116.2
  },
  "luminance": 0.0233
}

Semantic roles & 50–950 ramp

primary

#282D01

secondary

#211773

accent

#29FF41

background

#F6F6F4

surface

#EBEBE6

border

#C6C6C2

text

#050500

muted

#7A7A77

Preview Lab

Preview with #282D01

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

Preview Lab → · Contrast checker → · Palette generator →