#257187#257187

#257187 is a mid, moderate cyan. Relative luminance 0.140; OKLCH L 51.2% C 0.080 H 221.0°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#257187
RGB	rgb(37, 113, 135)
HSL	hsl(193, 57%, 34%)
HSV	hsv(193, 73%, 53%)
CMYK	cmyk(72.6%, 16.3%, 0%, 47.1%)
CIE-LAB	lab(44.16, -15.37, -18.78)
CIE-LCH	lch(44.16, 24.27, 230.70°)
OKLab	oklab(51.24% -0.0603 -0.0525)
OKLCH	oklch(51.24% 0.08 221)
XYZ	xyz(11.0394, 13.9516, 25.0281)
Luminance	0.1395 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257187 #873B25

analogous

#25876C #257187 #254087

triadic

#257187 #872571 #718725

tetradic

#257187 #6C2587 #873B25 #408725

square

#257187 #6C2587 #873B25 #408725

split-complementary

#257187 #872540 #876C25

monochromatic

#0B2127 #184957 #257187 #3299B7 #56B5D1

Accessibility & contrast

On white

5.54

#257187 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#257187 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257187

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257187	#FFFFFF	#000000	##FFFFFF
##257187	1.00	5.54	3.79	5.54
#FFFFFF	5.54	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#646E88

Deuteranopia (green-blind)

#566487

Tritanopia (blue-blind)

#007878

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #257187;
/* rgb */ color: rgb(37, 113, 135);
/* oklch */ color: oklch(51.2% 0.080 221.0);

Tailwind

colors: {
  custom: {
    50: '#6e9aaa',
    500: '#257187',
    950: '#000000',
  },
}

SCSS

$custom: #257187;
$custom-light: #6e9aaa;
$custom-dark: #000000;

JSON

{
  "hex": "#257187",
  "rgb": {
    "r": 37,
    "g": 113,
    "b": 135
  },
  "hsl": {
    "h": 193.469,
    "s": 56.977,
    "l": 33.725
  },
  "oklch": {
    "l": 0.51242,
    "c": 0.07995,
    "h": 221
  },
  "luminance": 0.13953
}

Semantic roles & 50–950 ramp

primary

#257187

secondary

#B56953

accent

#6A48E0

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #257187

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

Preview Lab → · Contrast checker → · Palette generator →