#234BA0#234BA0

#234BA0 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 43.6% C 0.146 H 262.9°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#234BA0
RGB	rgb(35, 75, 160)
HSL	hsl(221, 64%, 38%)
HSV	hsv(221, 78%, 63%)
CMYK	cmyk(78.1%, 53.1%, 0%, 37.3%)
CIE-LAB	lab(33.83, 17.68, -50.14)
CIE-LCH	lch(33.83, 53.17, 289.43°)
OKLab	oklab(43.57% -0.018 -0.1444)
OKLCH	oklch(43.57% 0.146 262.9)
XYZ	xyz(9.5521, 7.9265, 34.2774)
Luminance	0.0793 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234BA0 #A07823

analogous

#2389A0 #234BA0 #3923A0

triadic

#234BA0 #A0234B #4BA023

tetradic

#234BA0 #A02389 #A07823 #23A039

square

#234BA0 #A02389 #A07823 #23A039

split-complementary

#234BA0 #A03923 #89A023

monochromatic

#0D1C3C #18336E #234BA0 #2F63D1 #6188DC

Accessibility & contrast

On white

8.12

#234BA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#234BA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234BA0

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234BA0	#FFFFFF	#000000	##FFFFFF
##234BA0	1.00	8.12	2.59	8.12
#FFFFFF	8.12	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F56A3

Deuteranopia (green-blind)

#004A9E

Tritanopia (blue-blind)

#00606E

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #234ba0;
/* rgb */ color: rgb(35, 75, 160);
/* oklch */ color: oklch(43.6% 0.146 262.9);

Tailwind

colors: {
  custom: {
    50: '#717cbd',
    500: '#234ba0',
    950: '#000000',
  },
}

SCSS

$custom: #234ba0;
$custom-light: #717cbd;
$custom-dark: #000000;

JSON

{
  "hex": "#234ba0",
  "rgb": {
    "r": 35,
    "g": 75,
    "b": 160
  },
  "hsl": {
    "h": 220.8,
    "s": 64.103,
    "l": 38.235
  },
  "oklch": {
    "l": 0.4357,
    "c": 0.14554,
    "h": 262.9
  },
  "luminance": 0.07928
}

Semantic roles & 50–950 ramp

primary

#234BA0

secondary

#C1A15D

accent

#B241E7

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #234BA0

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

Preview Lab → · Contrast checker → · Palette generator →