#234D8A#234D8A

#234D8A is a dark, moderate blue. Relative luminance 0.075; OKLCH L 42.4% C 0.112 H 258.0°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#234D8A
RGB	rgb(35, 77, 138)
HSL	hsl(216, 60%, 34%)
HSV	hsv(216, 75%, 54%)
CMYK	cmyk(74.6%, 44.2%, 0%, 45.9%)
CIE-LAB	lab(32.92, 7.66, -38.24)
CIE-LCH	lch(32.92, 39.00, 281.32°)
OKLab	oklab(42.39% -0.0233 -0.1094)
OKLCH	oklch(42.39% 0.112 258)
XYZ	xyz(7.9328, 7.4992, 25.0692)
Luminance	0.0750 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234D8A #8A6023

analogous

#23818A #234D8A #2D238A

triadic

#234D8A #8A234D #4D8A23

tetradic

#234D8A #8A2381 #8A6023 #238A2D

square

#234D8A #8A2381 #8A6023 #238A2D

split-complementary

#234D8A #8A2D23 #818A23

monochromatic

#0A1728 #173259 #234D8A #2F68BB #5488D4

Accessibility & contrast

On white

8.40

#234D8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#234D8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234D8A

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234D8A	#FFFFFF	#000000	##FFFFFF
##234D8A	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F538C

Deuteranopia (green-blind)

#1D4989

Tritanopia (blue-blind)

#005B64

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #234d8a;
/* rgb */ color: rgb(35, 77, 138);
/* oklch */ color: oklch(42.4% 0.112 258.0);

Tailwind

colors: {
  custom: {
    50: '#6c7eac',
    500: '#234d8a',
    950: '#000000',
  },
}

SCSS

$custom: #234d8a;
$custom-light: #6c7eac;
$custom-dark: #000000;

JSON

{
  "hex": "#234d8a",
  "rgb": {
    "r": 35,
    "g": 77,
    "b": 138
  },
  "hsl": {
    "h": 215.534,
    "s": 59.538,
    "l": 33.922
  },
  "oklch": {
    "l": 0.4239,
    "c": 0.11182,
    "h": 258
  },
  "luminance": 0.075
}

Semantic roles & 50–950 ramp

primary

#234D8A

secondary

#B78E51

accent

#A245E3

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#080910

muted

#7A7B7F

Preview Lab

Preview with #234D8A

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

Preview Lab → · Contrast checker → · Palette generator →