#257C8C#257C8C

#257C8C is a mid, moderate teal. Relative luminance 0.167; OKLCH L 54.3% C 0.083 H 212.6°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#257C8C
RGB	rgb(37, 124, 140)
HSL	hsl(189, 58%, 35%)
HSV	hsv(189, 74%, 55%)
CMYK	cmyk(73.6%, 11.4%, 0%, 45.1%)
CIE-LAB	lab(47.88, -19.71, -16.07)
CIE-LCH	lch(47.88, 25.43, 219.18°)
OKLab	oklab(54.3% -0.07 -0.0447)
OKLCH	oklch(54.3% 0.083 212.6)
XYZ	xyz(12.7022, 16.7006, 27.3599)
Luminance	0.1670 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257C8C #8C3525

analogous

#258C68 #257C8C #25498C

triadic

#257C8C #8C257C #7C8C25

tetradic

#257C8C #68258C #8C3525 #498C25

square

#257C8C #68258C #8C3525 #498C25

split-complementary

#257C8C #8C2549 #8C6825

monochromatic

#0B262B #18515C #257C8C #32A7BC #58C0D3

Accessibility & contrast

On white

4.84

#257C8C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#257C8C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257C8C

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257C8C	#FFFFFF	#000000	##FFFFFF
##257C8C	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#70788D

Deuteranopia (green-blind)

#616D8C

Tritanopia (blue-blind)

#008281

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #257c8c;
/* rgb */ color: rgb(37, 124, 140);
/* oklch */ color: oklch(54.3% 0.083 212.6);

Tailwind

colors: {
  custom: {
    50: '#6fa2ad',
    500: '#257c8c',
    950: '#000000',
  },
}

SCSS

$custom: #257c8c;
$custom-light: #6fa2ad;
$custom-dark: #000000;

JSON

{
  "hex": "#257c8c",
  "rgb": {
    "r": 37,
    "g": 124,
    "b": 140
  },
  "hsl": {
    "h": 189.32,
    "s": 58.192,
    "l": 34.706
  },
  "oklch": {
    "l": 0.54295,
    "c": 0.08304,
    "h": 212.6
  },
  "luminance": 0.16702
}

Semantic roles & 50–950 ramp

primary

#257C8C

secondary

#B86555

accent

#5E46E1

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #257C8C

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

Preview Lab → · Contrast checker → · Palette generator →