#234A9A#234A9A

#234A9A is a dark, vivid blue. Relative luminance 0.076; OKLCH L 42.9% C 0.138 H 262.5°. Best body text is #FFFFFF at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#234A9A
RGB	rgb(35, 74, 154)
HSL	hsl(220, 63%, 37%)
HSV	hsv(220, 77%, 60%)
CMYK	cmyk(77.3%, 51.9%, 0%, 39.6%)
CIE-LAB	lab(33.11, 15.99, -47.69)
CIE-LCH	lch(33.11, 50.30, 288.54°)
OKLab	oklab(42.88% -0.0179 -0.1372)
OKLCH	oklch(42.88% 0.138 262.5)
XYZ	xyz(8.9726, 7.5870, 31.5571)
Luminance	0.0759 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234A9A #9A7323

analogous

#23869A #234A9A #37239A

triadic

#234A9A #9A234A #4A9A23

tetradic

#234A9A #9A2386 #9A7323 #239A37

square

#234A9A #9A2386 #9A7323 #239A37

split-complementary

#234A9A #9A3723 #869A23

monochromatic

#0C1A36 #183268 #234A9A #2E62CC #5D86DA

Accessibility & contrast

On white

8.34

#234A9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#234A9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234A9A

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234A9A	#FFFFFF	#000000	##FFFFFF
##234A9A	1.00	8.34	2.52	8.34
#FFFFFF	8.34	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17549D

Deuteranopia (green-blind)

#004998

Tritanopia (blue-blind)

#005D6B

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #234a9a;
/* rgb */ color: rgb(35, 74, 154);
/* oklch */ color: oklch(42.9% 0.138 262.5);

Tailwind

colors: {
  custom: {
    50: '#707bb8',
    500: '#234a9a',
    950: '#000000',
  },
}

SCSS

$custom: #234a9a;
$custom-light: #707bb8;
$custom-dark: #000000;

JSON

{
  "hex": "#234a9a",
  "rgb": {
    "r": 35,
    "g": 74,
    "b": 154
  },
  "hsl": {
    "h": 220.336,
    "s": 62.963,
    "l": 37.059
  },
  "oklch": {
    "l": 0.42882,
    "c": 0.13838,
    "h": 262.5
  },
  "luminance": 0.07588
}

Semantic roles & 50–950 ramp

primary

#234A9A

secondary

#BF9E5A

accent

#B042E6

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090911

muted

#7B7B80

Preview Lab

Preview with #234A9A

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

Preview Lab → · Contrast checker → · Palette generator →