#255699#255699

#255699 is a mid, vivid cyan. Relative luminance 0.093; OKLCH L 45.6% C 0.121 H 257.1°. Best body text is #FFFFFF at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#255699
RGB	rgb(37, 86, 153)
HSL	hsl(215, 61%, 37%)
HSV	hsv(215, 76%, 60%)
CMYK	cmyk(75.8%, 43.8%, 0%, 40%)
CIE-LAB	lab(36.65, 7.84, -41.39)
CIE-LCH	lch(36.65, 42.13, 280.73°)
OKLab	oklab(45.6% -0.0271 -0.1184)
OKLCH	oklch(45.6% 0.122 257.1)
XYZ	xyz(9.8384, 9.3477, 31.4166)
Luminance	0.0935 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255699 #996825

analogous

#259099 #255699 #2E2599

triadic

#255699 #992556 #569925

tetradic

#255699 #992590 #996825 #25992E

square

#255699 #992590 #996825 #25992E

split-complementary

#255699 #992E25 #909925

monochromatic

#0D1F36 #193A68 #255699 #3172CA #6093D9

Accessibility & contrast

On white

7.32

#255699 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#255699 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255699

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255699	#FFFFFF	#000000	##FFFFFF
##255699	1.00	7.32	2.87	7.32
#FFFFFF	7.32	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#355C9C

Deuteranopia (green-blind)

#205198

Tritanopia (blue-blind)

#006670

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #255699;
/* rgb */ color: rgb(37, 86, 153);
/* oklch */ color: oklch(45.6% 0.121 257.1);

Tailwind

colors: {
  custom: {
    50: '#7085b7',
    500: '#255699',
    950: '#000000',
  },
}

SCSS

$custom: #255699;
$custom-light: #7085b7;
$custom-dark: #000000;

JSON

{
  "hex": "#255699",
  "rgb": {
    "r": 37,
    "g": 86,
    "b": 153
  },
  "hsl": {
    "h": 214.655,
    "s": 61.053,
    "l": 37.255
  },
  "oklch": {
    "l": 0.456,
    "c": 0.1215,
    "h": 257.1
  },
  "luminance": 0.09349
}

Semantic roles & 50–950 ramp

primary

#255699

secondary

#BE945C

accent

#A044E4

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B11

muted

#7B7C80

Preview Lab

Preview with #255699

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

Preview Lab → · Contrast checker → · Palette generator →