#257E98#257E98

#257E98 is a mid, moderate cyan. Relative luminance 0.176; OKLCH L 55.3% C 0.090 H 221.8°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#257E98
RGB	rgb(37, 126, 152)
HSL	hsl(194, 61%, 37%)
HSV	hsv(194, 76%, 60%)
CMYK	cmyk(75.7%, 17.1%, 0%, 40.4%)
CIE-LAB	lab(48.98, -16.74, -21.43)
CIE-LCH	lch(48.98, 27.19, 232.00°)
OKLab	oklab(55.34% -0.067 -0.0599)
OKLCH	oklch(55.34% 0.09 221.8)
XYZ	xyz(13.8889, 17.5804, 32.3610)
Luminance	0.1758 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257E98 #983F25

analogous

#259879 #257E98 #254598

triadic

#257E98 #98257E #7E9825

tetradic

#257E98 #792598 #983F25 #459825

square

#257E98 #792598 #983F25 #459825

split-complementary

#257E98 #982545 #987925

monochromatic

#0D2C36 #195567 #257E98 #31A7C9 #5FBDD8

Accessibility & contrast

On white

4.65

#257E98 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#257E98 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #257E98

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257E98	#FFFFFF	#000000	##FFFFFF
##257E98	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F7B99

Deuteranopia (green-blind)

#5F6F98

Tritanopia (blue-blind)

#008686

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #257e98;
/* rgb */ color: rgb(37, 126, 152);
/* oklch */ color: oklch(55.3% 0.090 221.8);

Tailwind

colors: {
  custom: {
    50: '#71a3b6',
    500: '#257e98',
    950: '#000000',
  },
}

SCSS

$custom: #257e98;
$custom-light: #71a3b6;
$custom-dark: #000000;

JSON

{
  "hex": "#257e98",
  "rgb": {
    "r": 37,
    "g": 126,
    "b": 152
  },
  "hsl": {
    "h": 193.565,
    "s": 60.847,
    "l": 37.059
  },
  "oklch": {
    "l": 0.55336,
    "c": 0.08994,
    "h": 221.8
  },
  "luminance": 0.17582
}

Semantic roles & 50–950 ramp

primary

#257E98

secondary

#BD725C

accent

#6844E4

background

#F7FAFB

surface

#EDF3F6

border

#C8CDD0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #257E98

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

Preview Lab → · Contrast checker → · Palette generator →