#234CAC#234CAC

#234CAC is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.7% C 0.161 H 263.7°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#234CAC
RGB	rgb(35, 76, 172)
HSL	hsl(222, 66%, 41%)
HSV	hsv(222, 80%, 67%)
CMYK	cmyk(79.7%, 55.8%, 0%, 32.5%)
CIE-LAB	lab(35.01, 21.71, -55.41)
CIE-LCH	lch(35.01, 59.51, 291.40°)
OKLab	oklab(44.75% -0.0177 -0.1599)
OKLCH	oklch(44.75% 0.161 263.7)
XYZ	xyz(10.7213, 8.5035, 40.0980)
Luminance	0.0851 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234CAC #AC8323

analogous

#2390AC #234CAC #3E23AC

triadic

#234CAC #AC234C #4CAC23

tetradic

#234CAC #AC2390 #AC8323 #23AC3E

square

#234CAC #AC2390 #AC8323 #23AC3E

split-complementary

#234CAC #AC3E23 #90AC23

monochromatic

#0E1F46 #193679 #234CAC #3666D6 #698DE0

Accessibility & contrast

On white

7.77

#234CAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#234CAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234CAC

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234CAC	#FFFFFF	#000000	##FFFFFF
##234CAC	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059AF

Deuteranopia (green-blind)

#004CAA

Tritanopia (blue-blind)

#006474

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #234cac;
/* rgb */ color: rgb(35, 76, 172);
/* oklch */ color: oklch(44.7% 0.161 263.7);

Tailwind

colors: {
  custom: {
    50: '#747dc5',
    500: '#234cac',
    950: '#000000',
  },
}

SCSS

$custom: #234cac;
$custom-light: #747dc5;
$custom-dark: #000000;

JSON

{
  "hex": "#234cac",
  "rgb": {
    "r": 35,
    "g": 76,
    "b": 172
  },
  "hsl": {
    "h": 222.044,
    "s": 66.184,
    "l": 40.588
  },
  "oklch": {
    "l": 0.44749,
    "c": 0.16085,
    "h": 263.7
  },
  "luminance": 0.08505
}

Semantic roles & 50–950 ramp

primary

#234CAC

secondary

#C6A964

accent

#B63FE9

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #234CAC

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

Preview Lab → · Contrast checker → · Palette generator →