#234B8A#234B8A

#234B8A is a dark, moderate blue. Relative luminance 0.072; OKLCH L 41.9% C 0.114 H 259.2°. Best body text is #FFFFFF at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#234B8A
RGB	rgb(35, 75, 138)
HSL	hsl(217, 60%, 34%)
HSV	hsv(217, 75%, 54%)
CMYK	cmyk(74.6%, 45.7%, 0%, 45.9%)
CIE-LAB	lab(32.31, 9.00, -39.21)
CIE-LCH	lch(32.31, 40.23, 282.93°)
OKLab	oklab(41.92% -0.0214 -0.1123)
OKLCH	oklch(41.92% 0.114 259.2)
XYZ	xyz(7.7950, 7.2236, 25.0233)
Luminance	0.0722 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234B8A #8A6223

analogous

#237F8A #234B8A #2F238A

triadic

#234B8A #8A234B #4B8A23

tetradic

#234B8A #8A237F #8A6223 #238A2F

square

#234B8A #8A237F #8A6223 #238A2F

split-complementary

#234B8A #8A2F23 #7F8A23

monochromatic

#0A1628 #173059 #234B8A #2F66BB #5485D4

Accessibility & contrast

On white

8.59

#234B8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#234B8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234B8A

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234B8A	#FFFFFF	#000000	##FFFFFF
##234B8A	1.00	8.59	2.44	8.59
#FFFFFF	8.59	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B518C

Deuteranopia (green-blind)

#174889

Tritanopia (blue-blind)

#005A63

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #234b8a;
/* rgb */ color: rgb(35, 75, 138);
/* oklch */ color: oklch(41.9% 0.114 259.2);

Tailwind

colors: {
  custom: {
    50: '#6c7cac',
    500: '#234b8a',
    950: '#000000',
  },
}

SCSS

$custom: #234b8a;
$custom-light: #6c7cac;
$custom-dark: #000000;

JSON

{
  "hex": "#234b8a",
  "rgb": {
    "r": 35,
    "g": 75,
    "b": 138
  },
  "hsl": {
    "h": 216.699,
    "s": 59.538,
    "l": 33.922
  },
  "oklch": {
    "l": 0.41921,
    "c": 0.11428,
    "h": 259.2
  },
  "luminance": 0.07224
}

Semantic roles & 50–950 ramp

primary

#234B8A

secondary

#B79051

accent

#A545E3

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#080910

muted

#7A7B7F

Preview Lab

Preview with #234B8A

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

Preview Lab → · Contrast checker → · Palette generator →