#13283B#13283B

#13283B is a dark, muted cyan. Relative luminance 0.020; OKLCH L 26.9% C 0.045 H 247.5°. Best body text is #FFFFFF at 15.06:1 contrast (WCAG AA passes).

Color values

HEX	#13283B
RGB	rgb(19, 40, 59)
HSL	hsl(209, 51%, 15%)
HSV	hsv(209, 68%, 23%)
CMYK	cmyk(67.8%, 32.2%, 0%, 76.9%)
CIE-LAB	lab(15.34, -1.39, -14.71)
CIE-LCH	lch(15.34, 14.78, 264.59°)
OKLab	oklab(26.93% -0.0171 -0.0414)
OKLCH	oklch(26.93% 0.045 247.5)
XYZ	xyz(1.8165, 1.9716, 4.4217)
Luminance	0.0197 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13283B #3B2613

analogous

#133B3A #13283B #13143B

triadic

#13283B #3B1328 #283B13

tetradic

#13283B #3A133B #3B2613 #143B13

square

#13283B #3A133B #3B2613 #143B13

split-complementary

#13283B #3B1314 #3B3A13

monochromatic

#071017 #071017 #13283B #224769 #316798

Accessibility & contrast

On white

15.06

#13283B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#13283B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13283B

15.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13283B	#FFFFFF	#000000	##FFFFFF
##13283B	1.00	15.06	1.39	15.06
#FFFFFF	15.06	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#20293C

Deuteranopia (green-blind)

#1B253B

Tritanopia (blue-blind)

#002C2F

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #13283b;
/* rgb */ color: rgb(19, 40, 59);
/* oklch */ color: oklch(26.9% 0.045 247.5);

Tailwind

colors: {
  custom: {
    50: '#556171',
    500: '#13283b',
    950: '#000000',
  },
}

SCSS

$custom: #13283b;
$custom-light: #556171;
$custom-dark: #000000;

JSON

{
  "hex": "#13283b",
  "rgb": {
    "r": 19,
    "g": 40,
    "b": 59
  },
  "hsl": {
    "h": 208.5,
    "s": 51.282,
    "l": 15.294
  },
  "oklch": {
    "l": 0.26933,
    "c": 0.04476,
    "h": 247.5
  },
  "luminance": 0.01972
}

Semantic roles & 50–950 ramp

primary

#13283B

secondary

#735336

accent

#904DDB

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#030507

muted

#78797A

Preview Lab

Preview with #13283B

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

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