#45390B#45390B

#45390B is a dark, moderate yellow. Relative luminance 0.042; OKLCH L 34.8% C 0.064 H 93.8°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#45390B
RGB	rgb(69, 57, 11)
HSL	hsl(48, 73%, 16%)
HSV	hsv(48, 84%, 27%)
CMYK	cmyk(0%, 17.4%, 84.1%, 72.9%)
CIE-LAB	lab(24.37, -0.42, 28.85)
CIE-LCH	lch(24.37, 28.85, 90.84°)
OKLab	oklab(34.79% -0.0042 0.0635)
OKLCH	oklch(34.79% 0.064 93.8)
XYZ	xyz(3.9780, 4.2159, 0.9208)
Luminance	0.0422 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45390B #0B1745

analogous

#451C0B #45390B #34450B

triadic

#45390B #0B4539 #390B45

tetradic

#45390B #0B451C #0B1745 #450B34

square

#45390B #0B451C #0B1745 #450B34

split-complementary

#45390B #0B3445 #1C0B45

monochromatic

#1A1604 #1A1604 #45390B #7A6513 #AF901C

Accessibility & contrast

On white

11.39

#45390B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#45390B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #45390B

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45390B	#FFFFFF	#000000	##FFFFFF
##45390B	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403804

Deuteranopia (green-blind)

#433B0E

Tritanopia (blue-blind)

#4B3430

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #45390b;
/* rgb */ color: rgb(69, 57, 11);
/* oklch */ color: oklch(34.8% 0.064 93.8);

Tailwind

colors: {
  custom: {
    50: '#7b6f4e',
    500: '#45390b',
    950: '#000000',
  },
}

SCSS

$custom: #45390b;
$custom-light: #7b6f4e;
$custom-dark: #000000;

JSON

{
  "hex": "#45390b",
  "rgb": {
    "r": 69,
    "g": 57,
    "b": 11
  },
  "hsl": {
    "h": 47.586,
    "s": 72.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.34793,
    "c": 0.06362,
    "h": 93.8
  },
  "luminance": 0.04216
}

Semantic roles & 50–950 ramp

primary

#45390B

secondary

#2A3C81

accent

#5EEF39

background

#F7F6F4

surface

#EEECE7

border

#C9C7C3

text

#0A0701

muted

#7C7A77

Preview Lab

Preview with #45390B

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

Preview Lab → · Contrast checker → · Palette generator →