#383B04#383B04

#383B04 is a dark, moderate yellow. Relative luminance 0.040; OKLCH L 33.8% C 0.072 H 113.0°. Best body text is #FFFFFF at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#383B04
RGB	rgb(56, 59, 4)
HSL	hsl(63, 87%, 12%)
HSV	hsv(63, 93%, 23%)
CMYK	cmyk(5.1%, 0%, 93.2%, 76.9%)
CIE-LAB	lab(23.60, -8.94, 30.48)
CIE-LCH	lch(23.60, 31.77, 106.35°)
OKLab	oklab(33.83% -0.0281 0.0665)
OKLCH	oklch(33.83% 0.072 113)
XYZ	xyz(3.2169, 3.9775, 0.7131)
Luminance	0.0398 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383B04 #07043B

analogous

#3B2304 #383B04 #1C3B04

triadic

#383B04 #04383B #3B0438

tetradic

#383B04 #043B23 #07043B #3B041C

square

#383B04 #043B23 #07043B #3B041C

split-complementary

#383B04 #041C3B #23043B

monochromatic

#1B1D02 #1B1D02 #383B04 #6E7408 #A5AE0C

Accessibility & contrast

On white

11.70

#383B04 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#383B04 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383B04

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383B04	#FFFFFF	#000000	##FFFFFF
##383B04	1.00	11.70	1.80	11.70
#FFFFFF	11.70	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403800

Deuteranopia (green-blind)

#403909

Tritanopia (blue-blind)

#3D3731

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #383b04;
/* rgb */ color: rgb(56, 59, 4);
/* oklch */ color: oklch(33.8% 0.072 113.0);

Tailwind

colors: {
  custom: {
    50: '#71704a',
    500: '#383b04',
    950: '#000000',
  },
}

SCSS

$custom: #383b04;
$custom-light: #71704a;
$custom-dark: #000000;

JSON

{
  "hex": "#383b04",
  "rgb": {
    "r": 56,
    "g": 59,
    "b": 4
  },
  "hsl": {
    "h": 63.273,
    "s": 87.302,
    "l": 12.353
  },
  "oklch": {
    "l": 0.3383,
    "c": 0.07218,
    "h": 113
  },
  "luminance": 0.03977
}

Semantic roles & 50–950 ramp

primary

#383B04

secondary

#231E7D

accent

#2AFD36

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#080701

muted

#7B7A77

Preview Lab

Preview with #383B04

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

Preview Lab → · Contrast checker → · Palette generator →