#258CAC#258CAC

#258CAC is a mid, moderate cyan. Relative luminance 0.221; OKLCH L 59.8% C 0.101 H 223.8°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#258CAC
RGB	rgb(37, 140, 172)
HSL	hsl(194, 65%, 41%)
HSV	hsv(194, 78%, 67%)
CMYK	cmyk(78.5%, 18.6%, 0%, 32.5%)
CIE-LAB	lab(54.16, -17.51, -25.04)
CIE-LCH	lch(54.16, 30.56, 235.04°)
OKLab	oklab(59.76% -0.0732 -0.0702)
OKLCH	oklch(59.76% 0.101 223.8)
XYZ	xyz(17.5843, 22.1259, 42.3657)
Luminance	0.2213 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258CAC #AC4525

analogous

#25AC88 #258CAC #2548AC

triadic

#258CAC #AC258C #8CAC25

tetradic

#258CAC #8825AC #AC4525 #48AC25

square

#258CAC #8825AC #AC4525 #48AC25

split-complementary

#258CAC #AC2548 #AC8825

monochromatic

#0F3A47 #1A637A #258CAC #3AB0D5 #6CC4DF

Accessibility & contrast

On white

3.87

#258CAC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.43

#258CAC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258CAC

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258CAC	#FFFFFF	#000000	##000000
##258CAC	1.00	3.87	5.43	5.43
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.43	21.00	1.00	1.00
##000000	5.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A89AE

Deuteranopia (green-blind)

#687CAC

Tritanopia (blue-blind)

#009696

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #258cac;
/* rgb */ color: rgb(37, 140, 172);
/* oklch */ color: oklch(59.8% 0.101 223.8);

Tailwind

colors: {
  custom: {
    50: '#76adc4',
    500: '#258cac',
    950: '#000000',
  },
}

SCSS

$custom: #258cac;
$custom-light: #76adc4;
$custom-dark: #000000;

JSON

{
  "hex": "#258cac",
  "rgb": {
    "r": 37,
    "g": 140,
    "b": 172
  },
  "hsl": {
    "h": 194.222,
    "s": 64.593,
    "l": 40.98
  },
  "oklch": {
    "l": 0.59758,
    "c": 0.10141,
    "h": 223.8
  },
  "luminance": 0.22128
}

Semantic roles & 50–950 ramp

primary

#258CAC

secondary

#C67E67

accent

#6840E8

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #258CAC

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

Preview Lab → · Contrast checker → · Palette generator →