#3E91BC#3E91BC

#3E91BC is a light, moderate cyan. Relative luminance 0.249; OKLCH L 62.4% C 0.103 H 234.5°. Best body text is #000000 at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#3E91BC
RGB	rgb(62, 145, 188)
HSL	hsl(200, 50%, 49%)
HSV	hsv(200, 67%, 74%)
CMYK	cmyk(67%, 22.9%, 0%, 26.3%)
CIE-LAB	lab(56.98, -11.42, -29.75)
CIE-LCH	lch(56.98, 31.87, 249.01°)
OKLab	oklab(62.41% -0.0597 -0.0835)
OKLCH	oklch(62.41% 0.103 234.5)
XYZ	xyz(21.1856, 24.9035, 51.2575)
Luminance	0.2491 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E91BC #BC693E

analogous

#3EBCA8 #3E91BC #3E52BC

triadic

#3E91BC #BC3E91 #91BC3E

tetradic

#3E91BC #A83EBC #BC693E #52BC3E

square

#3E91BC #A83EBC #BC693E #52BC3E

split-complementary

#3E91BC #BC3E52 #BCA83E

monochromatic

#204A60 #2F6E8E #3E91BC #6AACCE #98C5DD

Accessibility & contrast

On white

3.51

#3E91BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.98

#3E91BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E91BC

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E91BC	#FFFFFF	#000000	##000000
##3E91BC	1.00	3.51	5.98	5.98
#FFFFFF	3.51	1.00	21.00	21.00
#000000	5.98	21.00	1.00	1.00
##000000	5.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C90BE

Deuteranopia (green-blind)

#6B83BB

Tritanopia (blue-blind)

#009C9F

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #3e91bc;
/* rgb */ color: rgb(62, 145, 188);
/* oklch */ color: oklch(62.4% 0.103 234.5);

Tailwind

colors: {
  custom: {
    50: '#81b1d0',
    500: '#3e91bc',
    950: '#000000',
  },
}

SCSS

$custom: #3e91bc;
$custom-light: #81b1d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3e91bc",
  "rgb": {
    "r": 62,
    "g": 145,
    "b": 188
  },
  "hsl": {
    "h": 200.476,
    "s": 50.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.62412,
    "c": 0.10264,
    "h": 234.5
  },
  "luminance": 0.24906
}

Semantic roles & 50–950 ramp

primary

#3E91BC

secondary

#C9A18D

accent

#7E4EDA

background

#F8FAFC

surface

#F0F5F9

border

#CBCFD2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3E91BC

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

Preview Lab → · Contrast checker → · Palette generator →