#258B63#258B63

#258B63 is a mid, moderate teal. Relative luminance 0.198; OKLCH L 56.9% C 0.111 H 162.3°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#258B63
RGB	rgb(37, 139, 99)
HSL	hsl(156, 58%, 35%)
HSV	hsv(156, 73%, 55%)
CMYK	cmyk(73.4%, 0%, 28.8%, 45.5%)
CIE-LAB	lab(51.56, -38.68, 13.26)
CIE-LCH	lch(51.56, 40.89, 161.08°)
OKLab	oklab(56.9% -0.1058 0.0338)
OKLCH	oklch(56.9% 0.111 162.3)
XYZ	xyz(12.2464, 19.7580, 14.9702)
Luminance	0.1976 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258B63 #8B254D

analogous

#258B30 #258B63 #25808B

triadic

#258B63 #63258B #8B6325

tetradic

#258B63 #30258B #8B254D #808B25

square

#258B63 #30258B #8B254D #808B25

split-complementary

#258B63 #8B2580 #8B3025

monochromatic

#0B2A1E #185B41 #258B63 #32BB85 #58D3A2

Accessibility & contrast

On white

4.24

#258B63 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#258B63 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258B63

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258B63	#FFFFFF	#000000	##000000
##258B63	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#898061

Deuteranopia (green-blind)

#7C7766

Tritanopia (blue-blind)

#008B80

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #258b63;
/* rgb */ color: rgb(37, 139, 99);
/* oklch */ color: oklch(56.9% 0.111 162.3);

Tailwind

colors: {
  custom: {
    50: '#6fae8f',
    500: '#258b63',
    950: '#000000',
  },
}

SCSS

$custom: #258b63;
$custom-light: #6fae8f;
$custom-dark: #000000;

JSON

{
  "hex": "#258b63",
  "rgb": {
    "r": 37,
    "g": 139,
    "b": 99
  },
  "hsl": {
    "h": 156.471,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.56895,
    "c": 0.11109,
    "h": 162.3
  },
  "luminance": 0.19759
}

Semantic roles & 50–950 ramp

primary

#258B63

secondary

#B7557B

accent

#4783E1

background

#F7FAF8

surface

#EDF4F0

border

#C8CECB

text

#08100C

muted

#7B7F7D

Preview Lab

Preview with #258B63

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

Preview Lab → · Contrast checker → · Palette generator →