#258C78#258C78

#258C78 is a mid, moderate teal. Relative luminance 0.205; OKLCH L 57.8% C 0.097 H 176.6°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#258C78
RGB	rgb(37, 140, 120)
HSL	hsl(168, 58%, 35%)
HSV	hsv(168, 74%, 55%)
CMYK	cmyk(73.6%, 0%, 14.3%, 45.1%)
CIE-LAB	lab(52.40, -33.77, 2.36)
CIE-LCH	lch(52.40, 33.85, 176.00°)
OKLab	oklab(57.75% -0.0964 0.0057)
OKLCH	oklch(57.75% 0.097 176.6)
XYZ	xyz(13.5295, 20.5040, 21.0103)
Luminance	0.2051 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258C78 #8C2539

analogous

#258C45 #258C78 #256C8C

triadic

#258C78 #78258C #8C7825

tetradic

#258C78 #45258C #8C2539 #6C8C25

square

#258C78 #45258C #8C2539 #6C8C25

split-complementary

#258C78 #8C256C #8C4525

monochromatic

#0B2B25 #185C4F #258C78 #32BCA1 #58D3BB

Accessibility & contrast

On white

4.12

#258C78 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#258C78 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258C78

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258C78	#FFFFFF	#000000	##000000
##258C78	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#878377

Deuteranopia (green-blind)

#79797A

Tritanopia (blue-blind)

#008E86

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #258c78;
/* rgb */ color: rgb(37, 140, 120);
/* oklch */ color: oklch(57.8% 0.097 176.6);

Tailwind

colors: {
  custom: {
    50: '#70ae9e',
    500: '#258c78',
    950: '#000000',
  },
}

SCSS

$custom: #258c78;
$custom-light: #70ae9e;
$custom-dark: #000000;

JSON

{
  "hex": "#258c78",
  "rgb": {
    "r": 37,
    "g": 140,
    "b": 120
  },
  "hsl": {
    "h": 168.35,
    "s": 58.192,
    "l": 34.706
  },
  "oklch": {
    "l": 0.57752,
    "c": 0.09659,
    "h": 176.6
  },
  "luminance": 0.20506
}

Semantic roles & 50–950 ramp

primary

#258C78

secondary

#B85568

accent

#4664E1

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#08100E

muted

#7B7F7E

Preview Lab

Preview with #258C78

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

Preview Lab → · Contrast checker → · Palette generator →