#234A78#234A78

#234A78 is a dark, moderate cyan. Relative luminance 0.066; OKLCH L 40.5% C 0.090 H 254.1°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#234A78
RGB	rgb(35, 74, 120)
HSL	hsl(212, 55%, 30%)
HSV	hsv(212, 71%, 47%)
CMYK	cmyk(70.8%, 38.3%, 0%, 52.9%)
CIE-LAB	lab(30.90, 2.62, -30.30)
CIE-LCH	lch(30.90, 30.41, 274.95°)
OKLab	oklab(40.47% -0.0246 -0.0861)
OKLCH	oklch(40.47% 0.09 254.1)
XYZ	xyz(6.5308, 6.6103, 18.6974)
Luminance	0.0661 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234A78 #785123

analogous

#237478 #234A78 #272378

triadic

#234A78 #78234A #4A7823

tetradic

#234A78 #782374 #785123 #237827

square

#234A78 #782374 #785123 #237827

split-complementary

#234A78 #782723 #747823

monochromatic

#071019 #152D49 #234A78 #3167A7 #4B85CA

Accessibility & contrast

On white

9.04

#234A78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#234A78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234A78

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234A78	#FFFFFF	#000000	##FFFFFF
##234A78	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#354D7A

Deuteranopia (green-blind)

#294577

Tritanopia (blue-blind)

#00555B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #234a78;
/* rgb */ color: rgb(35, 74, 120);
/* oklch */ color: oklch(40.5% 0.090 254.1);

Tailwind

colors: {
  custom: {
    50: '#687c9f',
    500: '#234a78',
    950: '#000000',
  },
}

SCSS

$custom: #234a78;
$custom-light: #687c9f;
$custom-dark: #000000;

JSON

{
  "hex": "#234a78",
  "rgb": {
    "r": 35,
    "g": 74,
    "b": 120
  },
  "hsl": {
    "h": 212.471,
    "s": 54.839,
    "l": 30.392
  },
  "oklch": {
    "l": 0.40471,
    "c": 0.08956,
    "h": 254.1
  },
  "luminance": 0.06611
}

Semantic roles & 50–950 ramp

primary

#234A78

secondary

#AB7F4C

accent

#9A4ADE

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#07090E

muted

#7A7B7E

Preview Lab

Preview with #234A78

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

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