#12509D#12509D

#12509D is a dark, vivid cyan. Relative luminance 0.083; OKLCH L 44.0% C 0.139 H 256.7°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#12509D
RGB	rgb(18, 80, 157)
HSL	hsl(213, 79%, 34%)
HSV	hsv(213, 89%, 62%)
CMYK	cmyk(88.5%, 49%, 0%, 38.4%)
CIE-LAB	lab(34.60, 11.49, -47.12)
CIE-LCH	lch(34.60, 48.50, 283.71°)
OKLab	oklab(43.96% -0.032 -0.1356)
OKLCH	oklch(43.96% 0.139 256.7)
XYZ	xyz(9.2017, 8.2991, 33.0086)
Luminance	0.0830 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12509D #9D5F12

analogous

#12969D #12509D #19129D

triadic

#12509D #9D1250 #509D12

tetradic

#12509D #9D1296 #9D5F12 #129D19

square

#12509D #9D1296 #9D5F12 #129D19

split-complementary

#12509D #9D1912 #969D12

monochromatic

#05182F #0C3466 #12509D #186CD4 #408CE9

Accessibility & contrast

On white

7.89

#12509D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#12509D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12509D

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12509D	#FFFFFF	#000000	##FFFFFF
##12509D	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2258A0

Deuteranopia (green-blind)

#004C9B

Tritanopia (blue-blind)

#00636F

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #12509d;
/* rgb */ color: rgb(18, 80, 157);
/* oklch */ color: oklch(44.0% 0.139 256.7);

Tailwind

colors: {
  custom: {
    50: '#6c80ba',
    500: '#12509d',
    950: '#000000',
  },
}

SCSS

$custom: #12509d;
$custom-light: #6c80ba;
$custom-dark: #000000;

JSON

{
  "hex": "#12509d",
  "rgb": {
    "r": 18,
    "g": 80,
    "b": 157
  },
  "hsl": {
    "h": 213.237,
    "s": 79.429,
    "l": 34.314
  },
  "oklch": {
    "l": 0.43956,
    "c": 0.13934,
    "h": 256.7
  },
  "luminance": 0.083
}

Semantic roles & 50–950 ramp

primary

#12509D

secondary

#C98D42

accent

#9E32F6

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A12

muted

#7B7C81

Preview Lab

Preview with #12509D

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

Preview Lab → · Contrast checker → · Palette generator →