#258C8D#258C8D

#258C8D is a mid, moderate teal. Relative luminance 0.211; OKLCH L 58.5% C 0.090 H 196.0°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#258C8D
RGB	rgb(37, 140, 141)
HSL	hsl(181, 58%, 35%)
HSV	hsv(181, 74%, 55%)
CMYK	cmyk(73.8%, 0.7%, 0%, 44.7%)
CIE-LAB	lab(53.03, -27.65, -8.88)
CIE-LCH	lch(53.03, 29.04, 197.81°)
OKLab	oklab(58.47% -0.0864 -0.0247)
OKLCH	oklch(58.47% 0.09 196)
XYZ	xyz(14.9466, 21.0708, 28.4735)
Luminance	0.2107 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258C8D #8D2625

analogous

#258D5A #258C8D #25588D

triadic

#258C8D #8D258C #8C8D25

tetradic

#258C8D #5A258D #8D2625 #588D25

square

#258C8D #5A258D #8D2625 #588D25

split-complementary

#258C8D #8D2558 #8D5A25

monochromatic

#0C2C2C #185C5D #258C8D #32BCBD #59D2D3

Accessibility & contrast

On white

4.03

#258C8D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.21

#258C8D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258C8D

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258C8D	#FFFFFF	#000000	##000000
##258C8D	1.00	4.03	5.21	5.21
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.21	21.00	1.00	1.00
##000000	5.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#82858D

Deuteranopia (green-blind)

#737A8E

Tritanopia (blue-blind)

#00918C

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #258c8d;
/* rgb */ color: rgb(37, 140, 141);
/* oklch */ color: oklch(58.5% 0.090 196.0);

Tailwind

colors: {
  custom: {
    50: '#72aeae',
    500: '#258c8d',
    950: '#000000',
  },
}

SCSS

$custom: #258c8d;
$custom-light: #72aeae;
$custom-dark: #000000;

JSON

{
  "hex": "#258c8d",
  "rgb": {
    "r": 37,
    "g": 140,
    "b": 141
  },
  "hsl": {
    "h": 180.577,
    "s": 58.427,
    "l": 34.902
  },
  "oklch": {
    "l": 0.58468,
    "c": 0.08983,
    "h": 196
  },
  "luminance": 0.21073
}

Semantic roles & 50–950 ramp

primary

#258C8D

secondary

#B85756

accent

#4846E2

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #258C8D

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

Preview Lab → · Contrast checker → · Palette generator →