#258A7B#258A7B

#258A7B is a mid, moderate teal. Relative luminance 0.200; OKLCH L 57.3% C 0.093 H 180.7°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#258A7B
RGB	rgb(37, 138, 123)
HSL	hsl(171, 58%, 34%)
HSV	hsv(171, 73%, 54%)
CMYK	cmyk(73.2%, 0%, 10.9%, 45.9%)
CIE-LAB	lab(51.84, -32.00, -0.20)
CIE-LCH	lch(51.84, 32.01, 180.36°)
OKLab	oklab(57.32% -0.0928 -0.0011)
OKLCH	oklch(57.32% 0.093 180.7)
XYZ	xyz(13.4248, 19.9988, 21.8877)
Luminance	0.2000 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258A7B #8A2534

analogous

#258A49 #258A7B #25678A

triadic

#258A7B #7B258A #8A7B25

tetradic

#258A7B #49258A #8A2534 #678A25

square

#258A7B #49258A #8A2534 #678A25

split-complementary

#258A7B #8A2567 #8A4925

monochromatic

#0B2925 #185A50 #258A7B #32BAA6 #57D2C0

Accessibility & contrast

On white

4.20

#258A7B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#258A7B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258A7B

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258A7B	#FFFFFF	#000000	##000000
##258A7B	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#84827A

Deuteranopia (green-blind)

#76777C

Tritanopia (blue-blind)

#008D85

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #258a7b;
/* rgb */ color: rgb(37, 138, 123);
/* oklch */ color: oklch(57.3% 0.093 180.7);

Tailwind

colors: {
  custom: {
    50: '#70ada1',
    500: '#258a7b',
    950: '#000000',
  },
}

SCSS

$custom: #258a7b;
$custom-light: #70ada1;
$custom-dark: #000000;

JSON

{
  "hex": "#258a7b",
  "rgb": {
    "r": 37,
    "g": 138,
    "b": 123
  },
  "hsl": {
    "h": 171.089,
    "s": 57.714,
    "l": 34.314
  },
  "oklch": {
    "l": 0.57317,
    "c": 0.09282,
    "h": 180.7
  },
  "luminance": 0.2
}

Semantic roles & 50–950 ramp

primary

#258A7B

secondary

#B75463

accent

#475EE1

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#08100E

muted

#7B7F7E

Preview Lab

Preview with #258A7B

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

Preview Lab → · Contrast checker → · Palette generator →