#234A8D#234A8D

#234A8D is a dark, moderate blue. Relative luminance 0.072; OKLCH L 41.9% C 0.120 H 260.4°. Best body text is #FFFFFF at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#234A8D
RGB	rgb(35, 74, 141)
HSL	hsl(218, 60%, 35%)
HSV	hsv(218, 75%, 55%)
CMYK	cmyk(75.2%, 47.5%, 0%, 44.7%)
CIE-LAB	lab(32.21, 10.86, -41.22)
CIE-LCH	lch(32.21, 42.63, 284.76°)
OKLab	oklab(41.9% -0.0199 -0.1182)
OKLCH	oklch(41.9% 0.12 260.4)
XYZ	xyz(7.9479, 7.1771, 26.1606)
Luminance	0.0718 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234A8D #8D6623

analogous

#237F8D #234A8D #31238D

triadic

#234A8D #8D234A #4A8D23

tetradic

#234A8D #8D237F #8D6623 #238D31

square

#234A8D #8D237F #8D6623 #238D31

split-complementary

#234A8D #8D3123 #7F8D23

monochromatic

#0B172B #17305C #234A8D #2F64BE #5584D5

Accessibility & contrast

On white

8.62

#234A8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#234A8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234A8D

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234A8D	#FFFFFF	#000000	##FFFFFF
##234A8D	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)

#275190

Deuteranopia (green-blind)

#0E478C

Tritanopia (blue-blind)

#005A64

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #234a8d;
/* rgb */ color: rgb(35, 74, 141);
/* oklch */ color: oklch(41.9% 0.120 260.4);

Tailwind

colors: {
  custom: {
    50: '#6d7caf',
    500: '#234a8d',
    950: '#000000',
  },
}

SCSS

$custom: #234a8d;
$custom-light: #6d7caf;
$custom-dark: #000000;

JSON

{
  "hex": "#234a8d",
  "rgb": {
    "r": 35,
    "g": 74,
    "b": 141
  },
  "hsl": {
    "h": 217.925,
    "s": 60.227,
    "l": 34.51
  },
  "oklch": {
    "l": 0.41904,
    "c": 0.11984,
    "h": 260.4
  },
  "luminance": 0.07178
}

Semantic roles & 50–950 ramp

primary

#234A8D

secondary

#B99353

accent

#A944E3

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #234A8D

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

Preview Lab → · Contrast checker → · Palette generator →