#3D91B3#3D91B3

#3D91B3 is a mid, moderate cyan. Relative luminance 0.245; OKLCH L 62.0% C 0.095 H 228.0°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#3D91B3
RGB	rgb(61, 145, 179)
HSL	hsl(197, 49%, 47%)
HSV	hsv(197, 66%, 70%)
CMYK	cmyk(65.9%, 19%, 0%, 29.8%)
CIE-LAB	lab(56.58, -14.55, -25.26)
CIE-LCH	lch(56.58, 29.15, 240.07°)
OKLab	oklab(61.96% -0.0635 -0.0706)
OKLCH	oklch(61.96% 0.095 228)
XYZ	xyz(20.1833, 24.4954, 46.3035)
Luminance	0.2450 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D91B3 #B35F3D

analogous

#3DB39A #3D91B3 #3D56B3

triadic

#3D91B3 #B33D91 #91B33D

tetradic

#3D91B3 #9A3DB3 #B35F3D #56B33D

square

#3D91B3 #9A3DB3 #B35F3D #56B33D

split-complementary

#3D91B3 #B33D56 #B39A3D

monochromatic

#1E4758 #2D6C85 #3D91B3 #63ACCA #91C5D9

Accessibility & contrast

On white

3.56

#3D91B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.90

#3D91B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D91B3

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D91B3	#FFFFFF	#000000	##000000
##3D91B3	1.00	3.56	5.90	5.90
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.90	21.00	1.00	1.00
##000000	5.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F8FB5

Deuteranopia (green-blind)

#6F82B3

Tritanopia (blue-blind)

#009B9C

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #3d91b3;
/* rgb */ color: rgb(61, 145, 179);
/* oklch */ color: oklch(62.0% 0.095 228.0);

Tailwind

colors: {
  custom: {
    50: '#80b1c9',
    500: '#3d91b3',
    950: '#000000',
  },
}

SCSS

$custom: #3d91b3;
$custom-light: #80b1c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3d91b3",
  "rgb": {
    "r": 61,
    "g": 145,
    "b": 179
  },
  "hsl": {
    "h": 197.288,
    "s": 49.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.61961,
    "c": 0.09502,
    "h": 228
  },
  "luminance": 0.24498
}

Semantic roles & 50–950 ramp

primary

#3D91B3

secondary

#C59987

accent

#774FD9

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3D91B3

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

Preview Lab → · Contrast checker → · Palette generator →