#234E83#234E83

#234E83 is a dark, moderate cyan. Relative luminance 0.074; OKLCH L 42.2% C 0.101 H 255.1°. Best body text is #FFFFFF at 8.44:1 contrast (WCAG AA passes).

Color values

HEX	#234E83
RGB	rgb(35, 78, 131)
HSL	hsl(213, 58%, 33%)
HSV	hsv(213, 73%, 51%)
CMYK	cmyk(73.3%, 40.5%, 0%, 48.6%)
CIE-LAB	lab(32.80, 4.25, -34.13)
CIE-LCH	lch(32.80, 34.39, 277.10°)
OKLab	oklab(42.16% -0.0259 -0.0973)
OKLCH	oklch(42.16% 0.101 255.1)
XYZ	xyz(7.5128, 7.4440, 22.5092)
Luminance	0.0745 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234E83 #835823

analogous

#237E83 #234E83 #282383

triadic

#234E83 #83234E #4E8323

tetradic

#234E83 #83237E #835823 #238328

square

#234E83 #83237E #835823 #238328

split-complementary

#234E83 #832823 #7E8323

monochromatic

#091422 #163153 #234E83 #306BB3 #508AD0

Accessibility & contrast

On white

8.44

#234E83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#234E83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234E83

8.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234E83	#FFFFFF	#000000	##FFFFFF
##234E83	1.00	8.44	2.49	8.44
#FFFFFF	8.44	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#365285

Deuteranopia (green-blind)

#274982

Tritanopia (blue-blind)

#005A62

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #234e83;
/* rgb */ color: rgb(35, 78, 131);
/* oklch */ color: oklch(42.2% 0.101 255.1);

Tailwind

colors: {
  custom: {
    50: '#6b7fa7',
    500: '#234e83',
    950: '#000000',
  },
}

SCSS

$custom: #234e83;
$custom-light: #6b7fa7;
$custom-dark: #000000;

JSON

{
  "hex": "#234e83",
  "rgb": {
    "r": 35,
    "g": 78,
    "b": 131
  },
  "hsl": {
    "h": 213.125,
    "s": 57.831,
    "l": 32.549
  },
  "oklch": {
    "l": 0.42158,
    "c": 0.10065,
    "h": 255.1
  },
  "luminance": 0.07445
}

Semantic roles & 50–950 ramp

primary

#234E83

secondary

#B4864E

accent

#9C47E1

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #234E83

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

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