#258A7C#258A7C

#258A7C is a mid, moderate teal. Relative luminance 0.200; OKLCH L 57.4% C 0.092 H 181.6°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#258A7C
RGB	rgb(37, 138, 124)
HSL	hsl(172, 58%, 34%)
HSV	hsv(172, 73%, 54%)
CMYK	cmyk(73.2%, 0%, 10.1%, 45.9%)
CIE-LAB	lab(51.86, -31.72, -0.74)
CIE-LCH	lch(51.86, 31.73, 181.34°)
OKLab	oklab(57.35% -0.0923 -0.0025)
OKLCH	oklch(57.35% 0.092 181.6)
XYZ	xyz(13.4878, 20.0239, 22.2190)
Luminance	0.2003 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258A7C #8A2533

analogous

#258A4A #258A7C #25668A

triadic

#258A7C #7C258A #8A7C25

tetradic

#258A7C #4A258A #8A2533 #668A25

square

#258A7C #4A258A #8A2533 #668A25

split-complementary

#258A7C #8A2566 #8A4A25

monochromatic

#0B2925 #185A51 #258A7C #32BAA7 #57D2C1

Accessibility & contrast

On white

4.20

#258A7C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#258A7C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258A7C

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258A7C	#FFFFFF	#000000	##000000
##258A7C	1.00	4.20	5.01	5.01
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#84827B

Deuteranopia (green-blind)

#76777D

Tritanopia (blue-blind)

#008D86

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #258a7c;
/* rgb */ color: rgb(37, 138, 124);
/* oklch */ color: oklch(57.4% 0.092 181.6);

Tailwind

colors: {
  custom: {
    50: '#70ada1',
    500: '#258a7c',
    950: '#000000',
  },
}

SCSS

$custom: #258a7c;
$custom-light: #70ada1;
$custom-dark: #000000;

JSON

{
  "hex": "#258a7c",
  "rgb": {
    "r": 37,
    "g": 138,
    "b": 124
  },
  "hsl": {
    "h": 171.683,
    "s": 57.714,
    "l": 34.314
  },
  "oklch": {
    "l": 0.5735,
    "c": 0.09235,
    "h": 181.6
  },
  "luminance": 0.20026
}

Semantic roles & 50–950 ramp

primary

#258A7C

secondary

#B75462

accent

#475CE1

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#08100F

muted

#7B7F7E

Preview Lab

Preview with #258A7C

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

Preview Lab → · Contrast checker → · Palette generator →