#234F89#234F89

#234F89 is a dark, moderate cyan. Relative luminance 0.078; OKLCH L 42.8% C 0.108 H 256.4°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#234F89
RGB	rgb(35, 79, 137)
HSL	hsl(214, 59%, 34%)
HSV	hsv(214, 74%, 54%)
CMYK	cmyk(74.5%, 42.3%, 0%, 46.3%)
CIE-LAB	lab(33.47, 5.93, -36.75)
CIE-LCH	lch(33.47, 37.23, 279.17°)
OKLab	oklab(42.8% -0.0254 -0.1049)
OKLCH	oklch(42.8% 0.108 256.4)
XYZ	xyz(8.0028, 7.7546, 24.7371)
Luminance	0.0775 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234F89 #895D23

analogous

#238289 #234F89 #2A2389

triadic

#234F89 #89234F #4F8923

tetradic

#234F89 #892382 #895D23 #23892A

square

#234F89 #892382 #895D23 #23892A

split-complementary

#234F89 #892A23 #828923

monochromatic

#0A1728 #173358 #234F89 #2F6BBA #538AD3

Accessibility & contrast

On white

8.23

#234F89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#234F89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234F89

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234F89	#FFFFFF	#000000	##FFFFFF
##234F89	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33548B

Deuteranopia (green-blind)

#234A88

Tritanopia (blue-blind)

#005D65

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #234f89;
/* rgb */ color: rgb(35, 79, 137);
/* oklch */ color: oklch(42.8% 0.108 256.4);

Tailwind

colors: {
  custom: {
    50: '#6c7fac',
    500: '#234f89',
    950: '#000000',
  },
}

SCSS

$custom: #234f89;
$custom-light: #6c7fac;
$custom-dark: #000000;

JSON

{
  "hex": "#234f89",
  "rgb": {
    "r": 35,
    "g": 79,
    "b": 137
  },
  "hsl": {
    "h": 214.118,
    "s": 59.302,
    "l": 33.725
  },
  "oklch": {
    "l": 0.42795,
    "c": 0.10799,
    "h": 256.4
  },
  "luminance": 0.07755
}

Semantic roles & 50–950 ramp

primary

#234F89

secondary

#B78B51

accent

#9F45E2

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#080A10

muted

#7A7C7F

Preview Lab

Preview with #234F89

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

Preview Lab → · Contrast checker → · Palette generator →