#234A9D#234A9D

#234A9D is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.1% C 0.143 H 262.9°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#234A9D
RGB	rgb(35, 74, 157)
HSL	hsl(221, 64%, 38%)
HSV	hsv(221, 78%, 62%)
CMYK	cmyk(77.7%, 52.9%, 0%, 38.4%)
CIE-LAB	lab(33.32, 17.18, -49.15)
CIE-LCH	lch(33.32, 52.06, 289.26°)
OKLab	oklab(43.12% -0.0176 -0.1415)
OKLCH	oklch(43.12% 0.143 262.9)
XYZ	xyz(9.2255, 7.6882, 32.8895)
Luminance	0.0769 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234A9D #9D7623

analogous

#23879D #234A9D #39239D

triadic

#234A9D #9D234A #4A9D23

tetradic

#234A9D #9D2387 #9D7623 #239D39

square

#234A9D #9D2387 #9D7623 #239D39

split-complementary

#234A9D #9D3923 #879D23

monochromatic

#0D1B39 #18326B #234A9D #2E62CF #5F87DB

Accessibility & contrast

On white

8.27

#234A9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#234A9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234A9D

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234A9D	#FFFFFF	#000000	##FFFFFF
##234A9D	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1154A0

Deuteranopia (green-blind)

#00499B

Tritanopia (blue-blind)

#005E6C

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #234a9d;
/* rgb */ color: rgb(35, 74, 157);
/* oklch */ color: oklch(43.1% 0.143 262.9);

Tailwind

colors: {
  custom: {
    50: '#717bbb',
    500: '#234a9d',
    950: '#000000',
  },
}

SCSS

$custom: #234a9d;
$custom-light: #717bbb;
$custom-dark: #000000;

JSON

{
  "hex": "#234a9d",
  "rgb": {
    "r": 35,
    "g": 74,
    "b": 157
  },
  "hsl": {
    "h": 220.82,
    "s": 63.542,
    "l": 37.647
  },
  "oklch": {
    "l": 0.43116,
    "c": 0.14261,
    "h": 262.9
  },
  "luminance": 0.07689
}

Semantic roles & 50–950 ramp

primary

#234A9D

secondary

#C0A05C

accent

#B241E7

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #234A9D

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

Preview Lab → · Contrast checker → · Palette generator →