#234BA5#234BA5

#234BA5 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.0% C 0.152 H 263.4°. Best body text is #FFFFFF at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#234BA5
RGB	rgb(35, 75, 165)
HSL	hsl(222, 65%, 39%)
HSV	hsv(222, 79%, 65%)
CMYK	cmyk(78.8%, 54.5%, 0%, 35.3%)
CIE-LAB	lab(34.20, 19.65, -52.54)
CIE-LCH	lch(34.20, 56.10, 290.50°)
OKLab	oklab(43.97% -0.0175 -0.1515)
OKLCH	oklch(43.97% 0.152 263.4)
XYZ	xyz(9.9983, 8.1049, 36.6275)
Luminance	0.0811 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234BA5 #A57D23

analogous

#238CA5 #234BA5 #3C23A5

triadic

#234BA5 #A5234B #4BA523

tetradic

#234BA5 #A5238C #A57D23 #23A53C

square

#234BA5 #A5238C #A57D23 #23A53C

split-complementary

#234BA5 #A53C23 #8CA523

monochromatic

#0E1D40 #183473 #234BA5 #3264D3 #648ADE

Accessibility & contrast

On white

8.01

#234BA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#234BA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234BA5

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234BA5	#FFFFFF	#000000	##FFFFFF
##234BA5	1.00	8.01	2.62	8.01
#FFFFFF	8.01	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057A8

Deuteranopia (green-blind)

#004BA3

Tritanopia (blue-blind)

#006170

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #234ba5;
/* rgb */ color: rgb(35, 75, 165);
/* oklch */ color: oklch(44.0% 0.152 263.4);

Tailwind

colors: {
  custom: {
    50: '#737cc0',
    500: '#234ba5',
    950: '#000000',
  },
}

SCSS

$custom: #234ba5;
$custom-light: #737cc0;
$custom-dark: #000000;

JSON

{
  "hex": "#234ba5",
  "rgb": {
    "r": 35,
    "g": 75,
    "b": 165
  },
  "hsl": {
    "h": 221.538,
    "s": 65,
    "l": 39.216
  },
  "oklch": {
    "l": 0.43969,
    "c": 0.15249,
    "h": 263.4
  },
  "luminance": 0.08106
}

Semantic roles & 50–950 ramp

primary

#234BA5

secondary

#C4A560

accent

#B440E8

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #234BA5

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

Preview Lab → · Contrast checker → · Palette generator →