#3E91B5#3E91B5

#3E91B5 is a light, moderate cyan. Relative luminance 0.246; OKLCH L 62.1% C 0.096 H 229.7°. Best body text is #000000 at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#3E91B5
RGB	rgb(62, 145, 181)
HSL	hsl(198, 49%, 48%)
HSV	hsv(198, 66%, 71%)
CMYK	cmyk(65.7%, 19.9%, 0%, 29%)
CIE-LAB	lab(56.69, -13.72, -26.22)
CIE-LCH	lch(56.69, 29.60, 242.37°)
OKLab	oklab(62.09% -0.0622 -0.0734)
OKLCH	oklch(62.09% 0.096 229.7)
XYZ	xyz(20.4492, 24.6090, 47.3794)
Luminance	0.2461 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E91B5 #B5623E

analogous

#3EB59D #3E91B5 #3E56B5

triadic

#3E91B5 #B53E91 #91B53E

tetradic

#3E91B5 #9D3EB5 #B5623E #56B53E

square

#3E91B5 #9D3EB5 #B5623E #56B53E

split-complementary

#3E91B5 #B53E56 #B59D3E

monochromatic

#1F485A #2E6C87 #3E91B5 #66ACCA #93C5DA

Accessibility & contrast

On white

3.55

#3E91B5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.92

#3E91B5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E91B5

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E91B5	#FFFFFF	#000000	##000000
##3E91B5	1.00	3.55	5.92	5.92
#FFFFFF	3.55	1.00	21.00	21.00
#000000	5.92	21.00	1.00	1.00
##000000	5.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F8FB7

Deuteranopia (green-blind)

#6E83B5

Tritanopia (blue-blind)

#009B9D

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #3e91b5;
/* rgb */ color: rgb(62, 145, 181);
/* oklch */ color: oklch(62.1% 0.096 229.7);

Tailwind

colors: {
  custom: {
    50: '#80b1cb',
    500: '#3e91b5',
    950: '#000000',
  },
}

SCSS

$custom: #3e91b5;
$custom-light: #80b1cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3e91b5",
  "rgb": {
    "r": 62,
    "g": 145,
    "b": 181
  },
  "hsl": {
    "h": 198.151,
    "s": 48.971,
    "l": 47.647
  },
  "oklch": {
    "l": 0.62086,
    "c": 0.09619,
    "h": 229.7
  },
  "luminance": 0.24611
}

Semantic roles & 50–950 ramp

primary

#3E91B5

secondary

#C59C89

accent

#794FD9

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3E91B5

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

Preview Lab → · Contrast checker → · Palette generator →