#258C7B#258C7B

#258C7B is a mid, moderate teal. Relative luminance 0.206; OKLCH L 57.8% C 0.095 H 179.1°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#258C7B
RGB	rgb(37, 140, 123)
HSL	hsl(170, 58%, 35%)
HSV	hsv(170, 74%, 55%)
CMYK	cmyk(73.6%, 0%, 12.1%, 45.1%)
CIE-LAB	lab(52.48, -32.94, 0.75)
CIE-LCH	lch(52.48, 32.95, 178.70°)
OKLab	oklab(57.85% -0.0949 0.0014)
OKLCH	oklch(57.85% 0.095 179.1)
XYZ	xyz(13.7144, 20.5779, 21.9842)
Luminance	0.2058 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258C7B #8C2536

analogous

#258C48 #258C7B #256A8C

triadic

#258C7B #7B258C #8C7B25

tetradic

#258C7B #48258C #8C2536 #6A8C25

square

#258C7B #48258C #8C2536 #6A8C25

split-complementary

#258C7B #8C256A #8C4825

monochromatic

#0B2B26 #185C50 #258C7B #32BCA6 #58D3BF

Accessibility & contrast

On white

4.10

#258C7B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#258C7B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258C7B

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258C7B	#FFFFFF	#000000	##000000
##258C7B	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#86837A

Deuteranopia (green-blind)

#78797C

Tritanopia (blue-blind)

#008E87

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #258c7b;
/* rgb */ color: rgb(37, 140, 123);
/* oklch */ color: oklch(57.8% 0.095 179.1);

Tailwind

colors: {
  custom: {
    50: '#70aea1',
    500: '#258c7b',
    950: '#000000',
  },
}

SCSS

$custom: #258c7b;
$custom-light: #70aea1;
$custom-dark: #000000;

JSON

{
  "hex": "#258c7b",
  "rgb": {
    "r": 37,
    "g": 140,
    "b": 123
  },
  "hsl": {
    "h": 170.097,
    "s": 58.192,
    "l": 34.706
  },
  "oklch": {
    "l": 0.57846,
    "c": 0.09495,
    "h": 179.1
  },
  "luminance": 0.2058
}

Semantic roles & 50–950 ramp

primary

#258C7B

secondary

#B85565

accent

#4660E1

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#09100E

muted

#7B7F7E

Preview Lab

Preview with #258C7B

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

Preview Lab → · Contrast checker → · Palette generator →