#257579#257579

#257579 is a mid, moderate teal. Relative luminance 0.145; OKLCH L 51.7% C 0.075 H 199.9°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#257579
RGB	rgb(37, 117, 121)
HSL	hsl(183, 53%, 31%)
HSV	hsv(183, 69%, 47%)
CMYK	cmyk(69.4%, 3.3%, 0%, 52.5%)
CIE-LAB	lab(44.93, -22.18, -9.24)
CIE-LCH	lch(44.93, 24.03, 202.63°)
OKLab	oklab(51.69% -0.0709 -0.0256)
OKLCH	oklch(51.69% 0.075 199.9)
XYZ	xyz(10.5739, 14.4952, 20.3260)
Luminance	0.1450 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257579 #792925

analogous

#257953 #257579 #254B79

triadic

#257579 #792575 #757925

tetradic

#257579 #532579 #792925 #4B7925

square

#257579 #532579 #792925 #4B7925

split-complementary

#257579 #79254B #795325

monochromatic

#081A1B #17484A #257579 #33A2A8 #4FC3C9

Accessibility & contrast

On white

5.39

#257579 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#257579 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257579

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257579	#FFFFFF	#000000	##FFFFFF
##257579	1.00	5.39	3.90	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7079

Deuteranopia (green-blind)

#606679

Tritanopia (blue-blind)

#007976

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #257579;
/* rgb */ color: rgb(37, 117, 121);
/* oklch */ color: oklch(51.7% 0.075 199.9);

Tailwind

colors: {
  custom: {
    50: '#6c9d9f',
    500: '#257579',
    950: '#000000',
  },
}

SCSS

$custom: #257579;
$custom-light: #6c9d9f;
$custom-dark: #000000;

JSON

{
  "hex": "#257579",
  "rgb": {
    "r": 37,
    "g": 117,
    "b": 121
  },
  "hsl": {
    "h": 182.857,
    "s": 53.165,
    "l": 30.98
  },
  "oklch": {
    "l": 0.5169,
    "c": 0.07537,
    "h": 199.9
  },
  "luminance": 0.14496
}

Semantic roles & 50–950 ramp

primary

#257579

secondary

#AB534E

accent

#524BDD

background

#F6F9F9

surface

#ECF2F2

border

#C7CCCC

text

#080E0E

muted

#7A7E7E

Preview Lab

Preview with #257579

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

Preview Lab → · Contrast checker → · Palette generator →