#257491#257491

#257491 is a mid, moderate cyan. Relative luminance 0.149; OKLCH L 52.5% C 0.087 H 226.8°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#257491
RGB	rgb(37, 116, 145)
HSL	hsl(196, 59%, 36%)
HSV	hsv(196, 74%, 57%)
CMYK	cmyk(74.5%, 20%, 0%, 43.1%)
CIE-LAB	lab(45.53, -13.59, -22.62)
CIE-LCH	lch(45.53, 26.39, 239.01°)
OKLab	oklab(52.48% -0.0595 -0.0634)
OKLCH	oklch(52.48% 0.087 226.8)
XYZ	xyz(12.1171, 14.9270, 29.0252)
Luminance	0.1493 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257491 #914225

analogous

#259178 #257491 #253E91

triadic

#257491 #912574 #749125

tetradic

#257491 #782591 #914225 #3E9125

square

#257491 #782591 #914225 #3E9125

split-complementary

#257491 #91253E #917825

monochromatic

#0C262F #194D60 #257491 #319BC2 #5BB4D5

Accessibility & contrast

On white

5.27

#257491 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#257491 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257491

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257491	#FFFFFF	#000000	##FFFFFF
##257491	1.00	5.27	3.99	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#647292

Deuteranopia (green-blind)

#566791

Tritanopia (blue-blind)

#007C7E

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #257491;
/* rgb */ color: rgb(37, 116, 145);
/* oklch */ color: oklch(52.5% 0.087 226.8);

Tailwind

colors: {
  custom: {
    50: '#6f9cb1',
    500: '#257491',
    950: '#000000',
  },
}

SCSS

$custom: #257491;
$custom-light: #6f9cb1;
$custom-dark: #000000;

JSON

{
  "hex": "#257491",
  "rgb": {
    "r": 37,
    "g": 116,
    "b": 145
  },
  "hsl": {
    "h": 196.111,
    "s": 59.341,
    "l": 35.686
  },
  "oklch": {
    "l": 0.52477,
    "c": 0.08695,
    "h": 226.8
  },
  "luminance": 0.14928
}

Semantic roles & 50–950 ramp

primary

#257491

secondary

#BA7258

accent

#7045E3

background

#F7F9FA

surface

#EDF2F5

border

#C8CCCF

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #257491

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

Preview Lab → · Contrast checker → · Palette generator →