#234E79#234E79

#234E79 is a dark, moderate cyan. Relative luminance 0.072; OKLCH L 41.5% C 0.087 H 250.7°. Best body text is #FFFFFF at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#234E79
RGB	rgb(35, 78, 121)
HSL	hsl(210, 55%, 31%)
HSV	hsv(210, 71%, 47%)
CMYK	cmyk(71.1%, 35.5%, 0%, 52.5%)
CIE-LAB	lab(32.23, 0.38, -28.83)
CIE-LCH	lch(32.23, 28.83, 270.75°)
OKLab	oklab(41.53% -0.0286 -0.0818)
OKLCH	oklch(41.53% 0.087 250.7)
XYZ	xyz(6.8674, 7.1859, 19.1105)
Luminance	0.0719 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234E79 #794E23

analogous

#237979 #234E79 #232379

triadic

#234E79 #79234E #4E7923

tetradic

#234E79 #792379 #794E23 #237923

square

#234E79 #792379 #794E23 #237923

split-complementary

#234E79 #792323 #797923

monochromatic

#08111A #152F4A #234E79 #316DA8 #4B8BCB

Accessibility & contrast

On white

8.62

#234E79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#234E79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234E79

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234E79	#FFFFFF	#000000	##FFFFFF
##234E79	1.00	8.62	2.44	8.62
#FFFFFF	8.62	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B507B

Deuteranopia (green-blind)

#2F4878

Tritanopia (blue-blind)

#00585E

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #234e79;
/* rgb */ color: rgb(35, 78, 121);
/* oklch */ color: oklch(41.5% 0.087 250.7);

Tailwind

colors: {
  custom: {
    50: '#697fa0',
    500: '#234e79',
    950: '#000000',
  },
}

SCSS

$custom: #234e79;
$custom-light: #697fa0;
$custom-dark: #000000;

JSON

{
  "hex": "#234e79",
  "rgb": {
    "r": 35,
    "g": 78,
    "b": 121
  },
  "hsl": {
    "h": 210,
    "s": 55.128,
    "l": 30.588
  },
  "oklch": {
    "l": 0.41525,
    "c": 0.08664,
    "h": 250.7
  },
  "luminance": 0.07187
}

Semantic roles & 50–950 ramp

primary

#234E79

secondary

#AC7C4C

accent

#9449DE

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#070A0E

muted

#7A7C7E

Preview Lab

Preview with #234E79

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

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