#234258#234258

#234258 is a dark, muted cyan. Relative luminance 0.050; OKLCH L 36.5% C 0.053 H 241.2°. Best body text is #FFFFFF at 10.54:1 contrast (WCAG AA passes).

Color values

HEX	#234258
RGB	rgb(35, 66, 88)
HSL	hsl(205, 43%, 24%)
HSV	hsv(205, 60%, 35%)
CMYK	cmyk(60.2%, 25%, 0%, 65.5%)
CIE-LAB	lab(26.61, -4.12, -16.63)
CIE-LCH	lch(26.61, 17.13, 256.08°)
OKLab	oklab(36.55% -0.0256 -0.0465)
OKLCH	oklch(36.55% 0.053 241.2)
XYZ	xyz(4.4022, 4.9580, 9.9556)
Luminance	0.0496 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234258 #583923

analogous

#235854 #234258 #232858

triadic

#234258 #582342 #425823

tetradic

#234258 #542358 #583923 #285823

square

#234258 #542358 #583923 #285823

split-complementary

#234258 #582328 #585423

monochromatic

#091016 #12212C #234258 #346384 #4684B0

Accessibility & contrast

On white

10.54

#234258 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#234258 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234258

10.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234258	#FFFFFF	#000000	##FFFFFF
##234258	1.00	10.54	1.99	10.54
#FFFFFF	10.54	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#384259

Deuteranopia (green-blind)

#313D58

Tritanopia (blue-blind)

#004749

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #234258;
/* rgb */ color: rgb(35, 66, 88);
/* oklch */ color: oklch(36.5% 0.053 241.2);

Tailwind

colors: {
  custom: {
    50: '#637687',
    500: '#234258',
    950: '#000000',
  },
}

SCSS

$custom: #234258;
$custom-light: #637687;
$custom-dark: #000000;

JSON

{
  "hex": "#234258",
  "rgb": {
    "r": 35,
    "g": 66,
    "b": 88
  },
  "hsl": {
    "h": 204.906,
    "s": 43.089,
    "l": 24.118
  },
  "oklch": {
    "l": 0.36548,
    "c": 0.05309,
    "h": 241.2
  },
  "luminance": 0.04958
}

Semantic roles & 50–950 ramp

primary

#234258

secondary

#8C664B

accent

#8955D3

background

#F6F7F8

surface

#EBEDEF

border

#C6C8CA

text

#05080B

muted

#7A7B7C

Preview Lab

Preview with #234258

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

Preview Lab → · Contrast checker → · Palette generator →