#255CA1#255CA1

#255CA1 is a mid, vivid cyan. Relative luminance 0.106; OKLCH L 47.5% C 0.126 H 255.8°. Best body text is #FFFFFF at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#255CA1
RGB	rgb(37, 92, 161)
HSL	hsl(213, 63%, 39%)
HSV	hsv(213, 77%, 63%)
CMYK	cmyk(77%, 42.9%, 0%, 36.9%)
CIE-LAB	lab(38.93, 7.04, -42.53)
CIE-LCH	lch(38.93, 43.11, 279.40°)
OKLab	oklab(47.53% -0.0309 -0.1217)
OKLCH	oklch(47.53% 0.126 255.8)
XYZ	xyz(11.0207, 10.6195, 35.1802)
Luminance	0.1062 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255CA1 #A16A25

analogous

#259AA1 #255CA1 #2C25A1

triadic

#255CA1 #A1255C #5CA125

tetradic

#255CA1 #A1259A #A16A25 #25A12C

square

#255CA1 #A1259A #A16A25 #25A12C

split-complementary

#255CA1 #A12C25 #9AA125

monochromatic

#0E233D #1A406F #255CA1 #3379D0 #6599DC

Accessibility & contrast

On white

6.72

#255CA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#255CA1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255CA1

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255CA1	#FFFFFF	#000000	##FFFFFF
##255CA1	1.00	6.72	3.12	6.72
#FFFFFF	6.72	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A62A4

Deuteranopia (green-blind)

#2456A0

Tritanopia (blue-blind)

#006C76

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #255ca1;
/* rgb */ color: rgb(37, 92, 161);
/* oklch */ color: oklch(47.5% 0.126 255.8);

Tailwind

colors: {
  custom: {
    50: '#7289bd',
    500: '#255ca1',
    950: '#000000',
  },
}

SCSS

$custom: #255ca1;
$custom-light: #7289bd;
$custom-dark: #000000;

JSON

{
  "hex": "#255ca1",
  "rgb": {
    "r": 37,
    "g": 92,
    "b": 161
  },
  "hsl": {
    "h": 213.387,
    "s": 62.626,
    "l": 38.824
  },
  "oklch": {
    "l": 0.47533,
    "c": 0.12552,
    "h": 255.8
  },
  "luminance": 0.10621
}

Semantic roles & 50–950 ramp

primary

#255CA1

secondary

#C19661

accent

#9D42E6

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #255CA1

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

Preview Lab → · Contrast checker → · Palette generator →