#234EA9#234EA9

#234EA9 is a dark, vivid blue. Relative luminance 0.087; OKLCH L 44.9% C 0.154 H 262.8°. Best body text is #FFFFFF at 7.68:1 contrast (WCAG AA passes).

Color values

HEX	#234EA9
RGB	rgb(35, 78, 169)
HSL	hsl(221, 66%, 40%)
HSV	hsv(221, 79%, 66%)
CMYK	cmyk(79.3%, 53.8%, 0%, 33.7%)
CIE-LAB	lab(35.34, 19.20, -53.09)
CIE-LCH	lch(35.34, 56.45, 289.88°)
OKLab	oklab(44.93% -0.0194 -0.153)
OKLCH	oklch(44.93% 0.154 262.8)
XYZ	xyz(10.5764, 8.6694, 38.6444)
Luminance	0.0867 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234EA9 #A97E23

analogous

#2391A9 #234EA9 #3B23A9

triadic

#234EA9 #A9234E #4EA923

tetradic

#234EA9 #A92391 #A97E23 #23A93B

square

#234EA9 #A92391 #A97E23 #23A93B

split-complementary

#234EA9 #A93B23 #91A923

monochromatic

#0E1F44 #193776 #234EA9 #3468D5 #678EDF

Accessibility & contrast

On white

7.68

#234EA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#234EA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234EA9

7.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234EA9	#FFFFFF	#000000	##FFFFFF
##234EA9	1.00	7.68	2.73	7.68
#FFFFFF	7.68	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#055AAC

Deuteranopia (green-blind)

#004DA7

Tritanopia (blue-blind)

#006474

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #234ea9;
/* rgb */ color: rgb(35, 78, 169);
/* oklch */ color: oklch(44.9% 0.154 262.8);

Tailwind

colors: {
  custom: {
    50: '#737fc3',
    500: '#234ea9',
    950: '#000000',
  },
}

SCSS

$custom: #234ea9;
$custom-light: #737fc3;
$custom-dark: #000000;

JSON

{
  "hex": "#234ea9",
  "rgb": {
    "r": 35,
    "g": 78,
    "b": 169
  },
  "hsl": {
    "h": 220.746,
    "s": 65.686,
    "l": 40
  },
  "oklch": {
    "l": 0.44927,
    "c": 0.15424,
    "h": 262.8
  },
  "luminance": 0.08671
}

Semantic roles & 50–950 ramp

primary

#234EA9

secondary

#C5A663

accent

#B23FE9

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090A13

muted

#7B7C82

Preview Lab

Preview with #234EA9

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

Preview Lab → · Contrast checker → · Palette generator →