#3D81BE#3D81BE

#3D81BE is a mid, moderate cyan. Relative luminance 0.204; OKLCH L 58.7% C 0.116 H 248.2°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#3D81BE
RGB	rgb(61, 129, 190)
HSL	hsl(208, 51%, 49%)
HSV	hsv(208, 68%, 75%)
CMYK	cmyk(67.9%, 32.1%, 0%, 25.5%)
CIE-LAB	lab(52.30, -1.69, -38.22)
CIE-LCH	lch(52.30, 38.25, 267.47°)
OKLab	oklab(58.73% -0.0432 -0.1082)
OKLCH	oklch(58.73% 0.116 248.2)
XYZ	xyz(19.0655, 20.4083, 51.6396)
Luminance	0.2041 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D81BE #BE7A3D

analogous

#3DBEBB #3D81BE #3D41BE

triadic

#3D81BE #BE3D81 #81BE3D

tetradic

#3D81BE #BB3DBE #BE7A3D #41BE3D

square

#3D81BE #BB3DBE #BE7A3D #41BE3D

split-complementary

#3D81BE #BE3D41 #BEBB3D

monochromatic

#1F4261 #2E6290 #3D81BE #699FCF #98BDDE

Accessibility & contrast

On white

4.13

#3D81BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#3D81BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D81BE

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D81BE	#FFFFFF	#000000	##000000
##3D81BE	1.00	4.13	5.08	5.08
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6684C1

Deuteranopia (green-blind)

#5477BD

Tritanopia (blue-blind)

#008F97

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #3d81be;
/* rgb */ color: rgb(61, 129, 190);
/* oklch */ color: oklch(58.7% 0.116 248.2);

Tailwind

colors: {
  custom: {
    50: '#80a5d2',
    500: '#3d81be',
    950: '#000000',
  },
}

SCSS

$custom: #3d81be;
$custom-light: #80a5d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3d81be",
  "rgb": {
    "r": 61,
    "g": 129,
    "b": 190
  },
  "hsl": {
    "h": 208.372,
    "s": 51.394,
    "l": 49.216
  },
  "oklch": {
    "l": 0.58725,
    "c": 0.11649,
    "h": 248.2
  },
  "luminance": 0.2041
}

Semantic roles & 50–950 ramp

primary

#3D81BE

secondary

#C9AA8D

accent

#904DDB

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3D81BE

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

Preview Lab → · Contrast checker → · Palette generator →