#2158A4#2158A4

#2158A4 is a mid, vivid cyan. Relative luminance 0.100; OKLCH L 46.7% C 0.136 H 257.5°. Best body text is #FFFFFF at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#2158A4
RGB	rgb(33, 88, 164)
HSL	hsl(215, 66%, 39%)
HSV	hsv(215, 80%, 64%)
CMYK	cmyk(79.9%, 46.3%, 0%, 35.7%)
CIE-LAB	lab(37.81, 10.35, -46.12)
CIE-LCH	lch(37.81, 47.27, 282.65°)
OKLab	oklab(46.69% -0.0293 -0.1324)
OKLCH	oklch(46.69% 0.136 257.5)
XYZ	xyz(10.8153, 9.9818, 36.4714)
Luminance	0.0998 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2158A4 #A46D21

analogous

#2199A4 #2158A4 #2B21A4

triadic

#2158A4 #A42158 #58A421

tetradic

#2158A4 #A42199 #A46D21 #21A42B

square

#2158A4 #A42199 #A46D21 #21A42B

split-complementary

#2158A4 #A42B21 #99A421

monochromatic

#0C213E #173D71 #2158A4 #2D74D5 #6096DF

Accessibility & contrast

On white

7.01

#2158A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

3.00

#2158A4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2158A4

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2158A4	#FFFFFF	#000000	##FFFFFF
##2158A4	1.00	7.01	3.00	7.01
#FFFFFF	7.01	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	7.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F5FA7

Deuteranopia (green-blind)

#0F53A2

Tritanopia (blue-blind)

#006A76

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2158a4;
/* rgb */ color: rgb(33, 88, 164);
/* oklch */ color: oklch(46.7% 0.136 257.5);

Tailwind

colors: {
  custom: {
    50: '#7186bf',
    500: '#2158a4',
    950: '#000000',
  },
}

SCSS

$custom: #2158a4;
$custom-light: #7186bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2158a4",
  "rgb": {
    "r": 33,
    "g": 88,
    "b": 164
  },
  "hsl": {
    "h": 214.809,
    "s": 66.497,
    "l": 38.627
  },
  "oklch": {
    "l": 0.4669,
    "c": 0.13556,
    "h": 257.5
  },
  "luminance": 0.09983
}

Semantic roles & 50–950 ramp

primary

#2158A4

secondary

#C4995D

accent

#A23EE9

background

#F7F8FB

surface

#EDEFF7

border

#C8CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2158A4

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

Preview Lab → · Contrast checker → · Palette generator →