#3D81AA#3D81AA

#3D81AA is a mid, moderate cyan. Relative luminance 0.196; OKLCH L 57.7% C 0.093 H 237.9°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#3D81AA
RGB	rgb(61, 129, 170)
HSL	hsl(203, 47%, 45%)
HSV	hsv(203, 64%, 67%)
CMYK	cmyk(64.1%, 24.1%, 0%, 33.3%)
CIE-LAB	lab(51.37, -8.54, -28.15)
CIE-LCH	lch(51.37, 29.42, 253.12°)
OKLab	oklab(57.69% -0.0496 -0.079)
OKLCH	oklch(57.69% 0.093 237.9)
XYZ	xyz(17.0277, 19.5932, 40.9069)
Luminance	0.1960 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D81AA #AA663D

analogous

#3DAA9C #3D81AA #3D4AAA

triadic

#3D81AA #AA3D81 #81AA3D

tetradic

#3D81AA #9C3DAA #AA663D #4AAA3D

square

#3D81AA #9C3DAA #AA663D #4AAA3D

split-complementary

#3D81AA #AA3D4A #AA9C3D

monochromatic

#1D3D50 #2D5F7D #3D81AA #5F9FC5 #8CBAD6

Accessibility & contrast

On white

4.27

#3D81AA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#3D81AA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D81AA

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D81AA	#FFFFFF	#000000	##000000
##3D81AA	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E81AC

Deuteranopia (green-blind)

#5F76A9

Tritanopia (blue-blind)

#008B8F

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3d81aa;
/* rgb */ color: rgb(61, 129, 170);
/* oklch */ color: oklch(57.7% 0.093 237.9);

Tailwind

colors: {
  custom: {
    50: '#7da5c3',
    500: '#3d81aa',
    950: '#000000',
  },
}

SCSS

$custom: #3d81aa;
$custom-light: #7da5c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3d81aa",
  "rgb": {
    "r": 61,
    "g": 129,
    "b": 170
  },
  "hsl": {
    "h": 202.569,
    "s": 47.186,
    "l": 45.294
  },
  "oklch": {
    "l": 0.57694,
    "c": 0.0933,
    "h": 237.9
  },
  "luminance": 0.19595
}

Semantic roles & 50–950 ramp

primary

#3D81AA

secondary

#C09A82

accent

#8351D7

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B0F12

muted

#7C7F81

Preview Lab

Preview with #3D81AA

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

Preview Lab → · Contrast checker → · Palette generator →