#234C87#234C87

#234C87 is a dark, moderate blue. Relative luminance 0.073; OKLCH L 41.9% C 0.109 H 257.8°. Best body text is #FFFFFF at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#234C87
RGB	rgb(35, 76, 135)
HSL	hsl(215, 59%, 33%)
HSV	hsv(215, 74%, 53%)
CMYK	cmyk(74.1%, 43.7%, 0%, 47.1%)
CIE-LAB	lab(32.42, 7.15, -37.19)
CIE-LCH	lch(32.42, 37.87, 280.88°)
OKLab	oklab(41.95% -0.023 -0.1063)
OKLCH	oklch(41.95% 0.109 257.8)
XYZ	xyz(7.6492, 7.2746, 23.9180)
Luminance	0.0727 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234C87 #875E23

analogous

#237E87 #234C87 #2C2387

triadic

#234C87 #87234C #4C8723

tetradic

#234C87 #87237E #875E23 #23872C

square

#234C87 #87237E #875E23 #23872C

split-complementary

#234C87 #872C23 #7E8723

monochromatic

#0A1526 #163156 #234C87 #3067B8 #5287D2

Accessibility & contrast

On white

8.55

#234C87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#234C87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234C87

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234C87	#FFFFFF	#000000	##FFFFFF
##234C87	1.00	8.55	2.45	8.55
#FFFFFF	8.55	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#305189

Deuteranopia (green-blind)

#1E4886

Tritanopia (blue-blind)

#005A63

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #234c87;
/* rgb */ color: rgb(35, 76, 135);
/* oklch */ color: oklch(41.9% 0.109 257.8);

Tailwind

colors: {
  custom: {
    50: '#6c7daa',
    500: '#234c87',
    950: '#000000',
  },
}

SCSS

$custom: #234c87;
$custom-light: #6c7daa;
$custom-dark: #000000;

JSON

{
  "hex": "#234c87",
  "rgb": {
    "r": 35,
    "g": 76,
    "b": 135
  },
  "hsl": {
    "h": 215.4,
    "s": 58.824,
    "l": 33.333
  },
  "oklch": {
    "l": 0.41947,
    "c": 0.10873,
    "h": 257.8
  },
  "luminance": 0.07275
}

Semantic roles & 50–950 ramp

primary

#234C87

secondary

#B68C50

accent

#A246E2

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#080910

muted

#7A7B7F

Preview Lab

Preview with #234C87

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

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