#257091#257091

#257091 is a mid, moderate cyan. Relative luminance 0.140; OKLCH L 51.5% C 0.088 H 231.3°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#257091
RGB	rgb(37, 112, 145)
HSL	hsl(198, 59%, 36%)
HSV	hsv(198, 74%, 57%)
CMYK	cmyk(74.5%, 22.8%, 0%, 43.1%)
CIE-LAB	lab(44.27, -11.29, -24.58)
CIE-LCH	lch(44.27, 27.05, 245.33°)
OKLab	oklab(51.47% -0.0553 -0.0691)
OKLCH	oklch(51.47% 0.088 231.3)
XYZ	xyz(11.6659, 14.0246, 28.8748)
Luminance	0.1403 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257091 #914625

analogous

#25917C #257091 #253A91

triadic

#257091 #912570 #709125

tetradic

#257091 #7C2591 #914625 #3A9125

square

#257091 #7C2591 #914625 #3A9125

split-complementary

#257091 #91253A #917C25

monochromatic

#0C252F #194A60 #257091 #3196C2 #5BB0D5

Accessibility & contrast

On white

5.52

#257091 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#257091 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257091

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257091	#FFFFFF	#000000	##FFFFFF
##257091	1.00	5.52	3.81	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F6F93

Deuteranopia (green-blind)

#516491

Tritanopia (blue-blind)

#00797B

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #257091;
/* rgb */ color: rgb(37, 112, 145);
/* oklch */ color: oklch(51.5% 0.088 231.3);

Tailwind

colors: {
  custom: {
    50: '#6f99b1',
    500: '#257091',
    950: '#000000',
  },
}

SCSS

$custom: #257091;
$custom-light: #6f99b1;
$custom-dark: #000000;

JSON

{
  "hex": "#257091",
  "rgb": {
    "r": 37,
    "g": 112,
    "b": 145
  },
  "hsl": {
    "h": 198.333,
    "s": 59.341,
    "l": 35.686
  },
  "oklch": {
    "l": 0.51465,
    "c": 0.08849,
    "h": 231.3
  },
  "luminance": 0.14026
}

Semantic roles & 50–950 ramp

primary

#257091

secondary

#BA7658

accent

#7545E3

background

#F7F9FA

surface

#EDF2F5

border

#C8CCCF

text

#080D10

muted

#7B7E7F

Preview Lab

Preview with #257091

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

Preview Lab → · Contrast checker → · Palette generator →