#3E91B4#3E91B4

#3E91B4 is a light, moderate cyan. Relative luminance 0.246; OKLCH L 62.0% C 0.095 H 229.0°. Best body text is #000000 at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#3E91B4
RGB	rgb(62, 145, 180)
HSL	hsl(198, 49%, 47%)
HSV	hsv(198, 66%, 71%)
CMYK	cmyk(65.6%, 19.4%, 0%, 29.4%)
CIE-LAB	lab(56.65, -14.05, -25.72)
CIE-LCH	lch(56.65, 29.31, 241.35°)
OKLab	oklab(62.04% -0.0626 -0.0719)
OKLCH	oklch(62.04% 0.095 229)
XYZ	xyz(20.3470, 24.5681, 46.8410)
Luminance	0.2457 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E91B4 #B4613E

analogous

#3EB49C #3E91B4 #3E56B4

triadic

#3E91B4 #B43E91 #91B43E

tetradic

#3E91B4 #9C3EB4 #B4613E #56B43E

square

#3E91B4 #9C3EB4 #B4613E #56B43E

split-complementary

#3E91B4 #B43E56 #B49C3E

monochromatic

#1F4859 #2E6C86 #3E91B4 #65ACCA #93C5DA

Accessibility & contrast

On white

3.55

#3E91B4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.91

#3E91B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E91B4

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E91B4	#FFFFFF	#000000	##000000
##3E91B4	1.00	3.55	5.91	5.91
#FFFFFF	3.55	1.00	21.00	21.00
#000000	5.91	21.00	1.00	1.00
##000000	5.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F8FB6

Deuteranopia (green-blind)

#6E83B4

Tritanopia (blue-blind)

#009B9C

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #3e91b4;
/* rgb */ color: rgb(62, 145, 180);
/* oklch */ color: oklch(62.0% 0.095 229.0);

Tailwind

colors: {
  custom: {
    50: '#80b1ca',
    500: '#3e91b4',
    950: '#000000',
  },
}

SCSS

$custom: #3e91b4;
$custom-light: #80b1ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3e91b4",
  "rgb": {
    "r": 62,
    "g": 145,
    "b": 180
  },
  "hsl": {
    "h": 197.797,
    "s": 48.76,
    "l": 47.451
  },
  "oklch": {
    "l": 0.62041,
    "c": 0.09534,
    "h": 229
  },
  "luminance": 0.2457
}

Semantic roles & 50–950 ramp

primary

#3E91B4

secondary

#C59B89

accent

#784FD8

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3E91B4

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

Preview Lab → · Contrast checker → · Palette generator →