#257583#257583

#257583 is a mid, moderate teal. Relative luminance 0.148; OKLCH L 52.1% C 0.078 H 211.6°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#257583
RGB	rgb(37, 117, 131)
HSL	hsl(189, 56%, 33%)
HSV	hsv(189, 72%, 51%)
CMYK	cmyk(71.8%, 10.7%, 0%, 48.6%)
CIE-LAB	lab(45.29, -18.93, -14.67)
CIE-LCH	lch(45.29, 23.95, 217.77°)
OKLab	oklab(52.1% -0.0664 -0.0408)
OKLCH	oklch(52.1% 0.078 211.6)
XYZ	xyz(11.2192, 14.7533, 23.7247)
Luminance	0.1475 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257583 #833325

analogous

#258362 #257583 #254683

triadic

#257583 #832575 #758325

tetradic

#257583 #622583 #833325 #468325

square

#257583 #622583 #833325 #468325

split-complementary

#257583 #832546 #836225

monochromatic

#0A2024 #184A53 #257583 #32A0B3 #54BCCF

Accessibility & contrast

On white

5.32

#257583 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#257583 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257583

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257583	#FFFFFF	#000000	##FFFFFF
##257583	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7184

Deuteranopia (green-blind)

#5C6783

Tritanopia (blue-blind)

#007B79

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #257583;
/* rgb */ color: rgb(37, 117, 131);
/* oklch */ color: oklch(52.1% 0.078 211.6);

Tailwind

colors: {
  custom: {
    50: '#6e9da7',
    500: '#257583',
    950: '#000000',
  },
}

SCSS

$custom: #257583;
$custom-light: #6e9da7;
$custom-dark: #000000;

JSON

{
  "hex": "#257583",
  "rgb": {
    "r": 37,
    "g": 117,
    "b": 131
  },
  "hsl": {
    "h": 188.936,
    "s": 55.952,
    "l": 32.941
  },
  "oklch": {
    "l": 0.52099,
    "c": 0.0779,
    "h": 211.6
  },
  "luminance": 0.14755
}

Semantic roles & 50–950 ramp

primary

#257583

secondary

#B35F51

accent

#5F49DF

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E0F

muted

#7B7E7F

Preview Lab

Preview with #257583

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

Preview Lab → · Contrast checker → · Palette generator →