#233A97#233A97

#233A97 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.3% C 0.155 H 267.8°. Best body text is #FFFFFF at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#233A97
RGB	rgb(35, 58, 151)
HSL	hsl(228, 62%, 36%)
HSV	hsv(228, 77%, 59%)
CMYK	cmyk(76.8%, 61.6%, 0%, 40.8%)
CIE-LAB	lab(28.42, 25.70, -53.47)
CIE-LCH	lch(28.42, 59.33, 295.68°)
OKLab	oklab(39.28% -0.006 -0.1545)
OKLCH	oklch(39.28% 0.155 267.8)
XYZ	xyz(7.7902, 5.6169, 29.9458)
Luminance	0.0562 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233A97 #978023

analogous

#237497 #233A97 #462397

triadic

#233A97 #97233A #3A9723

tetradic

#233A97 #972374 #978023 #239746

square

#233A97 #972374 #978023 #239746

split-complementary

#233A97 #974623 #749723

monochromatic

#0C1434 #172765 #233A97 #2F4DC9 #5B74D9

Accessibility & contrast

On white

9.89

#233A97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#233A97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233A97

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233A97	#FFFFFF	#000000	##FFFFFF
##233A97	1.00	9.89	2.12	9.89
#FFFFFF	9.89	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00499A

Deuteranopia (green-blind)

#003E95

Tritanopia (blue-blind)

#005262

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #233a97;
/* rgb */ color: rgb(35, 58, 151);
/* oklch */ color: oklch(39.3% 0.155 267.8);

Tailwind

colors: {
  custom: {
    50: '#706fb6',
    500: '#233a97',
    950: '#000000',
  },
}

SCSS

$custom: #233a97;
$custom-light: #706fb6;
$custom-dark: #000000;

JSON

{
  "hex": "#233a97",
  "rgb": {
    "r": 35,
    "g": 58,
    "b": 151
  },
  "hsl": {
    "h": 228.103,
    "s": 62.366,
    "l": 36.471
  },
  "oklch": {
    "l": 0.39281,
    "c": 0.15458,
    "h": 267.8
  },
  "luminance": 0.05618
}

Semantic roles & 50–950 ramp

primary

#233A97

secondary

#BEA958

accent

#C542E5

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #233A97

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

Preview Lab → · Contrast checker → · Palette generator →