#257E97#257E97

#257E97 is a mid, moderate cyan. Relative luminance 0.175; OKLCH L 55.3% C 0.089 H 220.9°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#257E97
RGB	rgb(37, 126, 151)
HSL	hsl(193, 61%, 37%)
HSV	hsv(193, 75%, 59%)
CMYK	cmyk(75.5%, 16.6%, 0%, 40.8%)
CIE-LAB	lab(48.94, -17.08, -20.91)
CIE-LCH	lch(48.94, 27.00, 230.74°)
OKLab	oklab(55.29% -0.0674 -0.0585)
OKLCH	oklch(55.29% 0.089 220.9)
XYZ	xyz(13.8074, 17.5478, 31.9315)
Luminance	0.1755 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257E97 #973E25

analogous

#259777 #257E97 #254597

triadic

#257E97 #97257E #7E9725

tetradic

#257E97 #772597 #973E25 #459725

square

#257E97 #772597 #973E25 #459725

split-complementary

#257E97 #972545 #977725

monochromatic

#0D2C35 #195566 #257E97 #31A7C8 #5FBDD8

Accessibility & contrast

On white

4.66

#257E97 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#257E97 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #257E97

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257E97	#FFFFFF	#000000	##FFFFFF
##257E97	1.00	4.66	4.51	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F7B98

Deuteranopia (green-blind)

#606F97

Tritanopia (blue-blind)

#008686

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #257e97;
/* rgb */ color: rgb(37, 126, 151);
/* oklch */ color: oklch(55.3% 0.089 220.9);

Tailwind

colors: {
  custom: {
    50: '#71a3b5',
    500: '#257e97',
    950: '#000000',
  },
}

SCSS

$custom: #257e97;
$custom-light: #71a3b5;
$custom-dark: #000000;

JSON

{
  "hex": "#257e97",
  "rgb": {
    "r": 37,
    "g": 126,
    "b": 151
  },
  "hsl": {
    "h": 193.158,
    "s": 60.638,
    "l": 36.863
  },
  "oklch": {
    "l": 0.55291,
    "c": 0.08926,
    "h": 220.9
  },
  "luminance": 0.17549
}

Semantic roles & 50–950 ramp

primary

#257E97

secondary

#BD705B

accent

#6744E4

background

#F7FAFB

surface

#EDF3F6

border

#C8CDD0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #257E97

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

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