#234AB0#234AB0

#234AB0 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.7% C 0.169 H 264.5°. Best body text is #FFFFFF at 7.84:1 contrast (WCAG AA passes).

Color values

HEX	#234AB0
RGB	rgb(35, 74, 176)
HSL	hsl(223, 67%, 41%)
HSV	hsv(223, 80%, 69%)
CMYK	cmyk(80.1%, 58%, 0%, 31%)
CIE-LAB	lab(34.78, 24.61, -58.16)
CIE-LCH	lch(34.78, 63.15, 292.93°)
OKLab	oklab(44.67% -0.0161 -0.168)
OKLCH	oklch(44.67% 0.169 264.5)
XYZ	xyz(10.9756, 8.3882, 42.1065)
Luminance	0.0839 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234AB0 #B08923

analogous

#2391B0 #234AB0 #4223B0

triadic

#234AB0 #B0234A #4AB023

tetradic

#234AB0 #B02391 #B08923 #23B042

square

#234AB0 #B02391 #B08923 #23B042

split-complementary

#234AB0 #B04223 #91B023

monochromatic

#0F1F4A #19357D #234AB0 #3965D8 #6C8CE2

Accessibility & contrast

On white

7.84

#234AB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#234AB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234AB0

7.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234AB0	#FFFFFF	#000000	##FFFFFF
##234AB0	1.00	7.84	2.68	7.84
#FFFFFF	7.84	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059B3

Deuteranopia (green-blind)

#004CAE

Tritanopia (blue-blind)

#006475

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #234ab0;
/* rgb */ color: rgb(35, 74, 176);
/* oklch */ color: oklch(44.7% 0.169 264.5);

Tailwind

colors: {
  custom: {
    50: '#757cc8',
    500: '#234ab0',
    950: '#000000',
  },
}

SCSS

$custom: #234ab0;
$custom-light: #757cc8;
$custom-dark: #000000;

JSON

{
  "hex": "#234ab0",
  "rgb": {
    "r": 35,
    "g": 74,
    "b": 176
  },
  "hsl": {
    "h": 223.404,
    "s": 66.825,
    "l": 41.373
  },
  "oklch": {
    "l": 0.44673,
    "c": 0.16878,
    "h": 264.5
  },
  "luminance": 0.08389
}

Semantic roles & 50–950 ramp

primary

#234AB0

secondary

#C8AD67

accent

#BA3EEA

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #234AB0

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

Preview Lab → · Contrast checker → · Palette generator →