#257C8D#257C8D

#257C8D is a mid, moderate teal. Relative luminance 0.167; OKLCH L 54.3% C 0.084 H 213.6°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#257C8D
RGB	rgb(37, 124, 141)
HSL	hsl(190, 58%, 35%)
HSV	hsv(190, 74%, 55%)
CMYK	cmyk(73.8%, 12.1%, 0%, 44.7%)
CIE-LAB	lab(47.92, -19.38, -16.60)
CIE-LCH	lch(47.92, 25.52, 220.58°)
OKLab	oklab(54.34% -0.0695 -0.0462)
OKLCH	oklch(54.34% 0.084 213.6)
XYZ	xyz(12.7763, 16.7302, 27.7500)
Luminance	0.1673 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257C8D #8D3625

analogous

#258D6A #257C8D #25488D

triadic

#257C8D #8D257C #7C8D25

tetradic

#257C8D #6A258D #8D3625 #488D25

square

#257C8D #6A258D #8D3625 #488D25

split-complementary

#257C8D #8D2548 #8D6A25

monochromatic

#0C272C #18515D #257C8D #32A7BD #59BFD3

Accessibility & contrast

On white

4.83

#257C8D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#257C8D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257C8D

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257C8D	#FFFFFF	#000000	##FFFFFF
##257C8D	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F788E

Deuteranopia (green-blind)

#616D8D

Tritanopia (blue-blind)

#008381

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #257c8d;
/* rgb */ color: rgb(37, 124, 141);
/* oklch */ color: oklch(54.3% 0.084 213.6);

Tailwind

colors: {
  custom: {
    50: '#70a2ae',
    500: '#257c8d',
    950: '#000000',
  },
}

SCSS

$custom: #257c8d;
$custom-light: #70a2ae;
$custom-dark: #000000;

JSON

{
  "hex": "#257c8d",
  "rgb": {
    "r": 37,
    "g": 124,
    "b": 141
  },
  "hsl": {
    "h": 189.808,
    "s": 58.427,
    "l": 34.902
  },
  "oklch": {
    "l": 0.54337,
    "c": 0.0835,
    "h": 213.6
  },
  "luminance": 0.16732
}

Semantic roles & 50–950 ramp

primary

#257C8D

secondary

#B86656

accent

#6046E2

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #257C8D

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

Preview Lab → · Contrast checker → · Palette generator →