#234DA0#234DA0

#234DA0 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.0% C 0.143 H 262.1°. Best body text is #FFFFFF at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#234DA0
RGB	rgb(35, 77, 160)
HSL	hsl(220, 64%, 38%)
HSV	hsv(220, 78%, 63%)
CMYK	cmyk(78.1%, 51.9%, 0%, 37.3%)
CIE-LAB	lab(34.40, 16.34, -49.22)
CIE-LCH	lch(34.40, 51.86, 288.36°)
OKLab	oklab(44% -0.0196 -0.1417)
OKLCH	oklch(44% 0.143 262.1)
XYZ	xyz(9.6899, 8.2020, 34.3233)
Luminance	0.0820 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234DA0 #A07623

analogous

#238BA0 #234DA0 #3723A0

triadic

#234DA0 #A0234D #4DA023

tetradic

#234DA0 #A0238B #A07623 #23A037

square

#234DA0 #A0238B #A07623 #23A037

split-complementary

#234DA0 #A03723 #8BA023

monochromatic

#0D1D3C #18356E #234DA0 #2F65D1 #618ADC

Accessibility & contrast

On white

7.95

#234DA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#234DA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234DA0

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234DA0	#FFFFFF	#000000	##FFFFFF
##234DA0	1.00	7.95	2.64	7.95
#FFFFFF	7.95	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1757A3

Deuteranopia (green-blind)

#004B9E

Tritanopia (blue-blind)

#00616F

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #234da0;
/* rgb */ color: rgb(35, 77, 160);
/* oklch */ color: oklch(44.0% 0.143 262.1);

Tailwind

colors: {
  custom: {
    50: '#717ebd',
    500: '#234da0',
    950: '#000000',
  },
}

SCSS

$custom: #234da0;
$custom-light: #717ebd;
$custom-dark: #000000;

JSON

{
  "hex": "#234da0",
  "rgb": {
    "r": 35,
    "g": 77,
    "b": 160
  },
  "hsl": {
    "h": 219.84,
    "s": 64.103,
    "l": 38.235
  },
  "oklch": {
    "l": 0.44004,
    "c": 0.14301,
    "h": 262.1
  },
  "luminance": 0.08203
}

Semantic roles & 50–950 ramp

primary

#234DA0

secondary

#C1A05D

accent

#AF41E7

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #234DA0

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

Preview Lab → · Contrast checker → · Palette generator →