#03253B#03253B

#03253B is a dark, muted cyan. Relative luminance 0.017; OKLCH L 25.4% C 0.056 H 242.1°. Best body text is #FFFFFF at 15.77:1 contrast (WCAG AA passes).

Color values

HEX	#03253B
RGB	rgb(3, 37, 59)
HSL	hsl(204, 90%, 12%)
HSV	hsv(204, 95%, 23%)
CMYK	cmyk(94.9%, 37.3%, 0%, 76.9%)
CIE-LAB	lab(13.58, -2.41, -17.52)
CIE-LCH	lch(13.58, 17.69, 262.16°)
OKLab	oklab(25.36% -0.0264 -0.0498)
OKLCH	oklch(25.36% 0.056 242.1)
XYZ	xyz(1.4882, 1.6581, 4.3784)
Luminance	0.0166 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03253B #3B1903

analogous

#033B35 #03253B #03093B

triadic

#03253B #3B0325 #253B03

tetradic

#03253B #35033B #3B1903 #093B03

square

#03253B #35033B #3B1903 #093B03

split-complementary

#03253B #3B0309 #3B3503

monochromatic

#01121D #01121D #03253B #064A75 #096EAF

Accessibility & contrast

On white

15.77

#03253B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#03253B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03253B

15.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03253B	#FFFFFF	#000000	##FFFFFF
##03253B	1.00	15.77	1.33	15.77
#FFFFFF	15.77	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B263C

Deuteranopia (green-blind)

#13203B

Tritanopia (blue-blind)

#002A2D

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #03253b;
/* rgb */ color: rgb(3, 37, 59);
/* oklch */ color: oklch(25.4% 0.056 242.1);

Tailwind

colors: {
  custom: {
    50: '#4e5f71',
    500: '#03253b',
    950: '#000000',
  },
}

SCSS

$custom: #03253b;
$custom-light: #4e5f71;
$custom-dark: #000000;

JSON

{
  "hex": "#03253b",
  "rgb": {
    "r": 3,
    "g": 37,
    "b": 59
  },
  "hsl": {
    "h": 203.571,
    "s": 90.323,
    "l": 12.157
  },
  "oklch": {
    "l": 0.25358,
    "c": 0.05636,
    "h": 242.1
  },
  "luminance": 0.01658
}

Semantic roles & 50–950 ramp

primary

#03253B

secondary

#7E421C

accent

#7D29FF

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020407

muted

#78797A

Preview Lab

Preview with #03253B

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

Preview Lab → · Contrast checker → · Palette generator →