#258EC4#258EC4

#258EC4 is a mid, vivid cyan. Relative luminance 0.237; OKLCH L 61.4% C 0.122 H 237.0°. Best body text is #000000 at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#258EC4
RGB	rgb(37, 142, 196)
HSL	hsl(200, 68%, 46%)
HSV	hsv(200, 81%, 77%)
CMYK	cmyk(81.1%, 27.6%, 0%, 23.1%)
CIE-LAB	lab(55.81, -10.18, -36.16)
CIE-LCH	lch(55.81, 37.57, 254.28°)
OKLab	oklab(61.42% -0.0664 -0.1023)
OKLCH	oklch(61.42% 0.122 237)
XYZ	xyz(20.3958, 23.7223, 55.7178)
Luminance	0.2372 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258EC4 #C45B25

analogous

#25C4AA #258EC4 #253FC4

triadic

#258EC4 #C4258E #8EC425

tetradic

#258EC4 #AA25C4 #C45B25 #3FC425

square

#258EC4 #AA25C4 #C45B25 #3FC425

split-complementary

#258EC4 #C4253F #C4AA25

monochromatic

#12435D #1B6991 #258EC4 #49ABDD #7DC3E6

Accessibility & contrast

On white

3.66

#258EC4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.75

#258EC4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258EC4

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258EC4	#FFFFFF	#000000	##000000
##258EC4	1.00	3.66	5.75	5.75
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.75	21.00	1.00	1.00
##000000	5.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#748EC6

Deuteranopia (green-blind)

#5F7FC3

Tritanopia (blue-blind)

#009CA1

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #258ec4;
/* rgb */ color: rgb(37, 142, 196);
/* oklch */ color: oklch(61.4% 0.122 237.0);

Tailwind

colors: {
  custom: {
    50: '#7aafd6',
    500: '#258ec4',
    950: '#000000',
  },
}

SCSS

$custom: #258ec4;
$custom-light: #7aafd6;
$custom-dark: #000000;

JSON

{
  "hex": "#258ec4",
  "rgb": {
    "r": 37,
    "g": 142,
    "b": 196
  },
  "hsl": {
    "h": 200.377,
    "s": 68.24,
    "l": 45.686
  },
  "oklch": {
    "l": 0.61417,
    "c": 0.12195,
    "h": 237
  },
  "luminance": 0.23725
}

Semantic roles & 50–950 ramp

primary

#258EC4

secondary

#CF9476

accent

#783DEB

background

#F8FAFD

surface

#EFF4FA

border

#CACED3

text

#0B1014

muted

#7C7F83

Preview Lab

Preview with #258EC4

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

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