#234AA5#234AA5

#234AA5 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 43.8% C 0.154 H 263.7°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#234AA5
RGB	rgb(35, 74, 165)
HSL	hsl(222, 65%, 39%)
HSV	hsv(222, 79%, 65%)
CMYK	cmyk(78.8%, 55.2%, 0%, 35.3%)
CIE-LAB	lab(33.92, 20.32, -53.00)
CIE-LCH	lch(33.92, 56.76, 290.98°)
OKLab	oklab(43.76% -0.0168 -0.1528)
OKLCH	oklch(43.76% 0.154 263.7)
XYZ	xyz(9.9310, 7.9704, 36.6050)
Luminance	0.0797 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234AA5 #A57E23

analogous

#238BA5 #234AA5 #3D23A5

triadic

#234AA5 #A5234A #4AA523

tetradic

#234AA5 #A5238B #A57E23 #23A53D

square

#234AA5 #A5238B #A57E23 #23A53D

split-complementary

#234AA5 #A53D23 #8BA523

monochromatic

#0E1D40 #183373 #234AA5 #3262D3 #6489DE

Accessibility & contrast

On white

8.09

#234AA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#234AA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234AA5

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234AA5	#FFFFFF	#000000	##FFFFFF
##234AA5	1.00	8.09	2.59	8.09
#FFFFFF	8.09	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056A8

Deuteranopia (green-blind)

#004AA3

Tritanopia (blue-blind)

#006070

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #234aa5;
/* rgb */ color: rgb(35, 74, 165);
/* oklch */ color: oklch(43.8% 0.154 263.7);

Tailwind

colors: {
  custom: {
    50: '#737bc0',
    500: '#234aa5',
    950: '#000000',
  },
}

SCSS

$custom: #234aa5;
$custom-light: #737bc0;
$custom-dark: #000000;

JSON

{
  "hex": "#234aa5",
  "rgb": {
    "r": 35,
    "g": 74,
    "b": 165
  },
  "hsl": {
    "h": 222,
    "s": 65,
    "l": 39.216
  },
  "oklch": {
    "l": 0.43757,
    "c": 0.15375,
    "h": 263.7
  },
  "luminance": 0.07971
}

Semantic roles & 50–950 ramp

primary

#234AA5

secondary

#C4A660

accent

#B640E8

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #234AA5

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

Preview Lab → · Contrast checker → · Palette generator →