#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
RGBrgb(37, 124, 140)
HSLhsl(189, 58%, 35%)
HSVhsv(189, 74%, 55%)
CMYKcmyk(73.6%, 11.4%, 0%, 45.1%)
CIE-LABlab(47.88, -19.71, -16.07)
CIE-LCHlch(47.88, 25.43, 219.18°)
OKLaboklab(54.3% -0.07 -0.0447)
OKLCHoklch(54.3% 0.083 212.6)
XYZxyz(12.7022, 16.7006, 27.3599)
Luminance0.1670 (WCAG relative)
Temperaturecool
Familyteal

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
##257C8C1.004.844.344.84
#FFFFFF4.841.0021.001.00
#0000004.3421.001.0021.00
##FFFFFF4.841.0021.001.00

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 →

#257C8C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva