#255FA1#255FA1

#255FA1 is a mid, vivid cyan. Relative luminance 0.112; OKLCH L 48.2% C 0.122 H 254.0°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#255FA1
RGB	rgb(37, 95, 161)
HSL	hsl(212, 63%, 39%)
HSV	hsv(212, 77%, 63%)
CMYK	cmyk(77%, 41%, 0%, 36.9%)
CIE-LAB	lab(39.83, 5.10, -41.09)
CIE-LCH	lch(39.83, 41.41, 277.08°)
OKLab	oklab(48.23% -0.0336 -0.1174)
OKLCH	oklch(48.23% 0.122 254)
XYZ	xyz(11.2858, 11.1496, 35.2686)
Luminance	0.1115 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255FA1 #A16725

analogous

#259DA1 #255FA1 #2925A1

triadic

#255FA1 #A1255F #5FA125

tetradic

#255FA1 #A1259D #A16725 #25A129

square

#255FA1 #A1259D #A16725 #25A129

split-complementary

#255FA1 #A12925 #9DA125

monochromatic

#0E243D #1A426F #255FA1 #337DD0 #659CDC

Accessibility & contrast

On white

6.50

#255FA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#255FA1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255FA1

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255FA1	#FFFFFF	#000000	##FFFFFF
##255FA1	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F64A4

Deuteranopia (green-blind)

#2B59A0

Tritanopia (blue-blind)

#006F78

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #255fa1;
/* rgb */ color: rgb(37, 95, 161);
/* oklch */ color: oklch(48.2% 0.122 254.0);

Tailwind

colors: {
  custom: {
    50: '#728bbd',
    500: '#255fa1',
    950: '#000000',
  },
}

SCSS

$custom: #255fa1;
$custom-light: #728bbd;
$custom-dark: #000000;

JSON

{
  "hex": "#255fa1",
  "rgb": {
    "r": 37,
    "g": 95,
    "b": 161
  },
  "hsl": {
    "h": 211.935,
    "s": 62.626,
    "l": 38.824
  },
  "oklch": {
    "l": 0.48233,
    "c": 0.1221,
    "h": 254
  },
  "luminance": 0.11151
}

Semantic roles & 50–950 ramp

primary

#255FA1

secondary

#C19461

accent

#9942E6

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090C12

muted

#7B7D81

Preview Lab

Preview with #255FA1

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

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