#232F58#232F58

#232F58 is a dark, moderate blue. Relative luminance 0.031; OKLCH L 31.7% C 0.075 H 269.5°. Best body text is #FFFFFF at 12.97:1 contrast (WCAG AA passes).

Color values

HEX	#232F58
RGB	rgb(35, 47, 88)
HSL	hsl(226, 43%, 24%)
HSV	hsv(226, 60%, 35%)
CMYK	cmyk(60.2%, 46.6%, 0%, 65.5%)
CIE-LAB	lab(20.42, 8.90, -26.36)
CIE-LCH	lch(20.42, 27.82, 288.65°)
OKLab	oklab(31.72% -0.0007 -0.0749)
OKLCH	oklch(31.72% 0.075 269.5)
XYZ	xyz(3.4705, 3.0947, 9.6451)
Luminance	0.0309 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232F58 #584C23

analogous

#234A58 #232F58 #322358

triadic

#232F58 #58232F #2F5823

tetradic

#232F58 #58234A #584C23 #235832

square

#232F58 #58234A #584C23 #235832

split-complementary

#232F58 #583223 #4A5823

monochromatic

#090C16 #12182C #232F58 #344684 #465EB0

Accessibility & contrast

On white

12.97

#232F58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#232F58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232F58

12.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232F58	#FFFFFF	#000000	##FFFFFF
##232F58	1.00	12.97	1.62	12.97
#FFFFFF	12.97	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D345A

Deuteranopia (green-blind)

#172F57

Tritanopia (blue-blind)

#05383F

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #232f58;
/* rgb */ color: rgb(35, 47, 88);
/* oklch */ color: oklch(31.7% 0.075 269.5);

Tailwind

colors: {
  custom: {
    50: '#636787',
    500: '#232f58',
    950: '#000000',
  },
}

SCSS

$custom: #232f58;
$custom-light: #636787;
$custom-dark: #000000;

JSON

{
  "hex": "#232f58",
  "rgb": {
    "r": 35,
    "g": 47,
    "b": 88
  },
  "hsl": {
    "h": 226.415,
    "s": 43.089,
    "l": 24.118
  },
  "oklch": {
    "l": 0.31716,
    "c": 0.07495,
    "h": 269.5
  },
  "luminance": 0.03095
}

Semantic roles & 50–950 ramp

primary

#232F58

secondary

#8C7D4B

accent

#B655D3

background

#F6F6F8

surface

#EBEBEF

border

#C6C6CA

text

#05060B

muted

#7A7A7C

Preview Lab

Preview with #232F58

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

Preview Lab → · Contrast checker → · Palette generator →