#232B53#232B53

#232B53 is a dark, moderate blue. Relative luminance 0.027; OKLCH L 30.4% C 0.073 H 272.9°. Best body text is #FFFFFF at 13.62:1 contrast (WCAG AA passes).

Color values

HEX	#232B53
RGB	rgb(35, 43, 83)
HSL	hsl(230, 41%, 23%)
HSV	hsv(230, 58%, 33%)
CMYK	cmyk(57.8%, 48.2%, 0%, 67.5%)
CIE-LAB	lab(18.84, 9.88, -25.54)
CIE-LCH	lch(18.84, 27.39, 291.15°)
OKLab	oklab(30.4% 0.0036 -0.0726)
OKLCH	oklch(30.4% 0.073 272.9)
XYZ	xyz(3.1178, 2.7094, 8.5406)
Luminance	0.0271 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232B53 #534B23

analogous

#234353 #232B53 #332353

triadic

#232B53 #53232B #2B5323

tetradic

#232B53 #532343 #534B23 #235333

square

#232B53 #532343 #534B23 #235333

split-complementary

#232B53 #533323 #435323

monochromatic

#090B16 #111528 #232B53 #35417E #4758A9

Accessibility & contrast

On white

13.62

#232B53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#232B53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232B53

13.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232B53	#FFFFFF	#000000	##FFFFFF
##232B53	1.00	13.62	1.54	13.62
#FFFFFF	13.62	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A3055

Deuteranopia (green-blind)

#152C52

Tritanopia (blue-blind)

#0C343B

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #232b53;
/* rgb */ color: rgb(35, 43, 83);
/* oklch */ color: oklch(30.4% 0.073 272.9);

Tailwind

colors: {
  custom: {
    50: '#626483',
    500: '#232b53',
    950: '#000000',
  },
}

SCSS

$custom: #232b53;
$custom-light: #626483;
$custom-dark: #000000;

JSON

{
  "hex": "#232b53",
  "rgb": {
    "r": 35,
    "g": 43,
    "b": 83
  },
  "hsl": {
    "h": 230,
    "s": 40.678,
    "l": 23.137
  },
  "oklch": {
    "l": 0.30402,
    "c": 0.07268,
    "h": 272.9
  },
  "luminance": 0.0271
}

Semantic roles & 50–950 ramp

primary

#232B53

secondary

#877D4B

accent

#BC57D1

background

#F6F5F8

surface

#EBEAEF

border

#C6C6CA

text

#05050B

muted

#7A797C

Preview Lab

Preview with #232B53

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

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