#257E7C#257E7C

#257E7C is a mid, moderate teal. Relative luminance 0.168; OKLCH L 54.2% C 0.081 H 192.8°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#257E7C
RGB	rgb(37, 126, 124)
HSL	hsl(179, 55%, 32%)
HSV	hsv(179, 71%, 49%)
CMYK	cmyk(70.6%, 0%, 1.6%, 50.6%)
CIE-LAB	lab(47.97, -25.87, -6.49)
CIE-LCH	lch(47.97, 26.67, 194.09°)
OKLab	oklab(54.18% -0.0794 -0.0181)
OKLCH	oklch(54.18% 0.081 192.8)
XYZ	xyz(11.8602, 16.7689, 21.6765)
Luminance	0.1677 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257E7C #7E2527

analogous

#257E50 #257E7C #25547E

triadic

#257E7C #7C257E #7E7C25

tetradic

#257E7C #50257E #7E2527 #547E25

square

#257E7C #50257E #7E2527 #547E25

split-complementary

#257E7C #7E2554 #7E5025

monochromatic

#091F1F #174F4D #257E7C #33ADAB #51CCC9

Accessibility & contrast

On white

4.82

#257E7C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#257E7C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257E7C

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257E7C	#FFFFFF	#000000	##FFFFFF
##257E7C	1.00	4.82	4.35	4.82
#FFFFFF	4.82	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#76787C

Deuteranopia (green-blind)

#696E7D

Tritanopia (blue-blind)

#00827D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #257e7c;
/* rgb */ color: rgb(37, 126, 124);
/* oklch */ color: oklch(54.2% 0.081 192.8);

Tailwind

colors: {
  custom: {
    50: '#6ea4a1',
    500: '#257e7c',
    950: '#000000',
  },
}

SCSS

$custom: #257e7c;
$custom-light: #6ea4a1;
$custom-dark: #000000;

JSON

{
  "hex": "#257e7c",
  "rgb": {
    "r": 37,
    "g": 126,
    "b": 124
  },
  "hsl": {
    "h": 178.652,
    "s": 54.601,
    "l": 31.961
  },
  "oklch": {
    "l": 0.5418,
    "c": 0.0814,
    "h": 192.8
  },
  "luminance": 0.1677
}

Semantic roles & 50–950 ramp

primary

#257E7C

secondary

#B04F51

accent

#4A4DDE

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#080F0F

muted

#7B7F7E

Preview Lab

Preview with #257E7C

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

Preview Lab → · Contrast checker → · Palette generator →