#257287#257287

#257287 is a mid, moderate cyan. Relative luminance 0.142; OKLCH L 51.5% C 0.080 H 219.7°. Best body text is #FFFFFF at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#257287
RGB	rgb(37, 114, 135)
HSL	hsl(193, 57%, 34%)
HSV	hsv(193, 73%, 53%)
CMYK	cmyk(72.6%, 15.6%, 0%, 47.1%)
CIE-LAB	lab(44.48, -15.93, -18.29)
CIE-LCH	lch(44.48, 24.26, 228.95°)
OKLab	oklab(51.5% -0.0614 -0.0511)
OKLCH	oklch(51.5% 0.08 219.7)
XYZ	xyz(11.1516, 14.1759, 25.0655)
Luminance	0.1418 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257287 #873A25

analogous

#25876B #257287 #254187

triadic

#257287 #872572 #728725

tetradic

#257287 #6B2587 #873A25 #418725

square

#257287 #6B2587 #873A25 #418725

split-complementary

#257287 #872541 #876B25

monochromatic

#0B2127 #184957 #257287 #329BB7 #56B6D1

Accessibility & contrast

On white

5.48

#257287 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#257287 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257287

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257287	#FFFFFF	#000000	##FFFFFF
##257287	1.00	5.48	3.84	5.48
#FFFFFF	5.48	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#656F88

Deuteranopia (green-blind)

#576587

Tritanopia (blue-blind)

#007979

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #257287;
/* rgb */ color: rgb(37, 114, 135);
/* oklch */ color: oklch(51.5% 0.080 219.7);

Tailwind

colors: {
  custom: {
    50: '#6e9aaa',
    500: '#257287',
    950: '#000000',
  },
}

SCSS

$custom: #257287;
$custom-light: #6e9aaa;
$custom-dark: #000000;

JSON

{
  "hex": "#257287",
  "rgb": {
    "r": 37,
    "g": 114,
    "b": 135
  },
  "hsl": {
    "h": 192.857,
    "s": 56.977,
    "l": 33.725
  },
  "oklch": {
    "l": 0.51499,
    "c": 0.07986,
    "h": 219.7
  },
  "luminance": 0.14177
}

Semantic roles & 50–950 ramp

primary

#257287

secondary

#B56853

accent

#6848E0

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #257287

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

Preview Lab → · Contrast checker → · Palette generator →