#257283#257283

#257283 is a mid, moderate cyan. Relative luminance 0.141; OKLCH L 51.3% C 0.077 H 215.5°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#257283
RGB	rgb(37, 114, 131)
HSL	hsl(191, 56%, 33%)
HSV	hsv(191, 72%, 51%)
CMYK	cmyk(71.8%, 13%, 0%, 48.6%)
CIE-LAB	lab(44.33, -17.29, -16.14)
CIE-LCH	lch(44.33, 23.66, 223.04°)
OKLab	oklab(51.32% -0.0631 -0.045)
OKLCH	oklch(51.32% 0.077 215.5)
XYZ	xyz(10.8753, 14.0654, 23.6101)
Luminance	0.1407 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257283 #833625

analogous

#258365 #257283 #254383

triadic

#257283 #832572 #728325

tetradic

#257283 #652583 #833625 #438325

square

#257283 #652583 #833625 #438325

split-complementary

#257283 #832543 #836525

monochromatic

#0A1F24 #184853 #257283 #329CB3 #54B8CF

Accessibility & contrast

On white

5.51

#257283 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#257283 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257283

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257283	#FFFFFF	#000000	##FFFFFF
##257283	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#666E84

Deuteranopia (green-blind)

#596583

Tritanopia (blue-blind)

#007877

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #257283;
/* rgb */ color: rgb(37, 114, 131);
/* oklch */ color: oklch(51.3% 0.077 215.5);

Tailwind

colors: {
  custom: {
    50: '#6d9aa7',
    500: '#257283',
    950: '#000000',
  },
}

SCSS

$custom: #257283;
$custom-light: #6d9aa7;
$custom-dark: #000000;

JSON

{
  "hex": "#257283",
  "rgb": {
    "r": 37,
    "g": 114,
    "b": 131
  },
  "hsl": {
    "h": 190.851,
    "s": 55.952,
    "l": 32.941
  },
  "oklch": {
    "l": 0.5132,
    "c": 0.07748,
    "h": 215.5
  },
  "luminance": 0.14067
}

Semantic roles & 50–950 ramp

primary

#257283

secondary

#B36351

accent

#6449DF

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E0F

muted

#7B7E7F

Preview Lab

Preview with #257283

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

Preview Lab → · Contrast checker → · Palette generator →