#257581#257581

#257581 is a mid, moderate teal. Relative luminance 0.147; OKLCH L 52.0% C 0.077 H 209.3°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#257581
RGB	rgb(37, 117, 129)
HSL	hsl(188, 55%, 33%)
HSV	hsv(188, 71%, 51%)
CMYK	cmyk(71.3%, 9.3%, 0%, 49.4%)
CIE-LAB	lab(45.22, -19.59, -13.59)
CIE-LCH	lch(45.22, 23.84, 214.75°)
OKLab	oklab(52.01% -0.0672 -0.0378)
OKLCH	oklch(52.01% 0.077 209.3)
XYZ	xyz(11.0850, 14.6996, 23.0177)
Luminance	0.1470 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257581 #813125

analogous

#25815F #257581 #254781

triadic

#257581 #812575 #758125

tetradic

#257581 #5F2581 #813125 #478125

square

#257581 #5F2581 #813125 #478125

split-complementary

#257581 #812547 #815F25

monochromatic

#0A1F22 #174A51 #257581 #33A0B1 #53BECE

Accessibility & contrast

On white

5.33

#257581 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#257581 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257581

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257581	#FFFFFF	#000000	##FFFFFF
##257581	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7182

Deuteranopia (green-blind)

#5D6781

Tritanopia (blue-blind)

#007B79

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #257581;
/* rgb */ color: rgb(37, 117, 129);
/* oklch */ color: oklch(52.0% 0.077 209.3);

Tailwind

colors: {
  custom: {
    50: '#6d9da5',
    500: '#257581',
    950: '#000000',
  },
}

SCSS

$custom: #257581;
$custom-light: #6d9da5;
$custom-dark: #000000;

JSON

{
  "hex": "#257581",
  "rgb": {
    "r": 37,
    "g": 117,
    "b": 129
  },
  "hsl": {
    "h": 187.826,
    "s": 55.422,
    "l": 32.549
  },
  "oklch": {
    "l": 0.52014,
    "c": 0.07712,
    "h": 209.3
  },
  "luminance": 0.14701
}

Semantic roles & 50–950 ramp

primary

#257581

secondary

#B25D50

accent

#5D49DF

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E0F

muted

#7B7E7F

Preview Lab

Preview with #257581

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

Preview Lab → · Contrast checker → · Palette generator →