#257C83#257C83

#257C83 is a mid, moderate teal. Relative luminance 0.164; OKLCH L 53.9% C 0.080 H 202.9°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX#257C83
RGBrgb(37, 124, 131)
HSLhsl(184, 56%, 33%)
HSVhsv(184, 72%, 51%)
CMYKcmyk(71.8%, 5.3%, 0%, 48.6%)
CIE-LABlab(47.55, -22.65, -11.25)
CIE-LCHlch(47.55, 25.29, 206.41°)
OKLaboklab(53.92% -0.0739 -0.0312)
OKLCHoklch(53.92% 0.08 202.9)
XYZxyz(12.0655, 16.4459, 24.0068)
Luminance0.1645 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#257C83 #832C25
analogous
#25835B #257C83 #254D83
triadic
#257C83 #83257C #7C8325
tetradic
#257C83 #5B2583 #832C25 #4D8325
square
#257C83 #5B2583 #832C25 #4D8325
split-complementary
#257C83 #83254D #835B25
monochromatic
#0A2224 #184F53 #257C83 #32A9B3 #54C5CF

Accessibility & contrast

On white

4.90
#257C83 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.29
#257C83 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257C83
4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##257C83#FFFFFF#000000##FFFFFF
##257C831.004.904.294.90
#FFFFFF4.901.0021.001.00
#0000004.2921.001.0021.00
##FFFFFF4.901.0021.001.00

Color blindness preview

Protanopia (red-blind)
#727784
Deuteranopia (green-blind)
#646D83
Tritanopia (blue-blind)
#00817E
Achromatopsia (no color)
#717171

Design tokens & code

CSS
--color: #257c83;
/* rgb */ color: rgb(37, 124, 131);
/* oklch */ color: oklch(53.9% 0.080 202.9);
Tailwind
colors: {
  custom: {
    50: '#6ea2a7',
    500: '#257c83',
    950: '#000000',
  },
}
SCSS
$custom: #257c83;
$custom-light: #6ea2a7;
$custom-dark: #000000;
JSON
{
  "hex": "#257c83",
  "rgb": {
    "r": 37,
    "g": 124,
    "b": 131
  },
  "hsl": {
    "h": 184.468,
    "s": 55.952,
    "l": 32.941
  },
  "oklch": {
    "l": 0.53923,
    "c": 0.08027,
    "h": 202.9
  },
  "luminance": 0.16447
}

Semantic roles & 50–950 ramp

primary
#257C83
secondary
#B35851
accent
#5449DF
background
#F7FAFA
surface
#EDF3F4
border
#C8CDCE
text
#080F0F
muted
#7B7F7F

Preview Lab

Preview with #257C83

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

Preview Lab → · Contrast checker → · Palette generator →

#257C83 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva