#257188#257188

#257188 is a mid, moderate cyan. Relative luminance 0.140; OKLCH L 51.3% C 0.081 H 222.0°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#257188
RGB	rgb(37, 113, 136)
HSL	hsl(194, 57%, 34%)
HSV	hsv(194, 73%, 53%)
CMYK	cmyk(72.8%, 16.9%, 0%, 46.7%)
CIE-LAB	lab(44.20, -15.03, -19.32)
CIE-LCH	lch(44.20, 24.48, 232.12°)
OKLab	oklab(51.29% -0.0599 -0.054)
OKLCH	oklch(51.29% 0.081 222)
XYZ	xyz(11.1102, 13.9799, 25.4006)
Luminance	0.1398 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257188 #883C25

analogous

#25886E #257188 #254088

triadic

#257188 #882571 #718825

tetradic

#257188 #6E2588 #883C25 #408825

square

#257188 #6E2588 #883C25 #408825

split-complementary

#257188 #882540 #886E25

monochromatic

#0B2128 #184958 #257188 #3299B8 #56B5D1

Accessibility & contrast

On white

5.53

#257188 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#257188 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257188

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257188	#FFFFFF	#000000	##FFFFFF
##257188	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#646E89

Deuteranopia (green-blind)

#566488

Tritanopia (blue-blind)

#007878

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #257188;
/* rgb */ color: rgb(37, 113, 136);
/* oklch */ color: oklch(51.3% 0.081 222.0);

Tailwind

colors: {
  custom: {
    50: '#6e9aaa',
    500: '#257188',
    950: '#000000',
  },
}

SCSS

$custom: #257188;
$custom-light: #6e9aaa;
$custom-dark: #000000;

JSON

{
  "hex": "#257188",
  "rgb": {
    "r": 37,
    "g": 113,
    "b": 136
  },
  "hsl": {
    "h": 193.939,
    "s": 57.225,
    "l": 33.922
  },
  "oklch": {
    "l": 0.51288,
    "c": 0.08066,
    "h": 222
  },
  "luminance": 0.13981
}

Semantic roles & 50–950 ramp

primary

#257188

secondary

#B66A53

accent

#6B47E0

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #257188

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

Preview Lab → · Contrast checker → · Palette generator →