#3D91BE#3D91BE

#3D91BE is a light, moderate cyan. Relative luminance 0.250; OKLCH L 62.5% C 0.105 H 235.5°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#3D91BE
RGB	rgb(61, 145, 190)
HSL	hsl(201, 51%, 49%)
HSV	hsv(201, 68%, 75%)
CMYK	cmyk(67.9%, 23.7%, 0%, 25.5%)
CIE-LAB	lab(57.03, -10.91, -30.81)
CIE-LCH	lch(57.03, 32.68, 250.50°)
OKLab	oklab(62.47% -0.0596 -0.0866)
OKLCH	oklch(62.47% 0.105 235.5)
XYZ	xyz(21.3405, 24.9583, 52.3980)
Luminance	0.2496 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D91BE #BE6A3D

analogous

#3DBEAB #3D91BE #3D51BE

triadic

#3D91BE #BE3D91 #91BE3D

tetradic

#3D91BE #AB3DBE #BE6A3D #51BE3D

square

#3D91BE #AB3DBE #BE6A3D #51BE3D

split-complementary

#3D91BE #BE3D51 #BEAB3D

monochromatic

#1F4A61 #2E6E90 #3D91BE #69ABCF #98C5DE

Accessibility & contrast

On white

3.50

#3D91BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.99

#3D91BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D91BE

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D91BE	#FFFFFF	#000000	##000000
##3D91BE	1.00	3.50	5.99	5.99
#FFFFFF	3.50	1.00	21.00	21.00
#000000	5.99	21.00	1.00	1.00
##000000	5.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B90C0

Deuteranopia (green-blind)

#6A83BD

Tritanopia (blue-blind)

#009DA0

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #3d91be;
/* rgb */ color: rgb(61, 145, 190);
/* oklch */ color: oklch(62.5% 0.105 235.5);

Tailwind

colors: {
  custom: {
    50: '#81b1d1',
    500: '#3d91be',
    950: '#000000',
  },
}

SCSS

$custom: #3d91be;
$custom-light: #81b1d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3d91be",
  "rgb": {
    "r": 61,
    "g": 145,
    "b": 190
  },
  "hsl": {
    "h": 200.93,
    "s": 51.394,
    "l": 49.216
  },
  "oklch": {
    "l": 0.62473,
    "c": 0.10508,
    "h": 235.5
  },
  "luminance": 0.24961
}

Semantic roles & 50–950 ramp

primary

#3D91BE

secondary

#C9A28D

accent

#7E4DDB

background

#F8FAFC

surface

#F0F5F9

border

#CBCFD2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3D91BE

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

Preview Lab → · Contrast checker → · Palette generator →