#3D90CB#3D90CB

#3D90CB is a light, moderate cyan. Relative luminance 0.253; OKLCH L 62.9% C 0.120 H 243.0°. Best body text is #000000 at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#3D90CB
RGB	rgb(61, 144, 203)
HSL	hsl(205, 58%, 52%)
HSV	hsv(205, 70%, 80%)
CMYK	cmyk(70%, 29.1%, 0%, 20.4%)
CIE-LAB	lab(57.32, -5.92, -37.71)
CIE-LCH	lch(57.32, 38.18, 261.07°)
OKLab	oklab(62.89% -0.0543 -0.1065)
OKLCH	oklch(62.89% 0.12 243)
XYZ	xyz(22.6731, 25.2479, 60.1667)
Luminance	0.2525 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D90CB #CB783D

analogous

#3DCBBF #3D90CB #3D49CB

triadic

#3D90CB #CB3D90 #90CB3D

tetradic

#3D90CB #BF3DCB #CB783D #49CB3D

square

#3D90CB #BF3DCB #CB783D #49CB3D

split-complementary

#3D90CB #CB3D49 #CBBF3D

monochromatic

#1E4E70 #2B6FA0 #3D90CB #6DACD8 #9EC7E5

Accessibility & contrast

On white

3.47

#3D90CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.05

#3D90CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D90CB

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D90CB	#FFFFFF	#000000	##000000
##3D90CB	1.00	3.47	6.05	6.05
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.05	21.00	1.00	1.00
##000000	6.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7591CE

Deuteranopia (green-blind)

#6284CA

Tritanopia (blue-blind)

#009EA5

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #3d90cb;
/* rgb */ color: rgb(61, 144, 203);
/* oklch */ color: oklch(62.9% 0.120 243.0);

Tailwind

colors: {
  custom: {
    50: '#83b0db',
    500: '#3d90cb',
    950: '#000000',
  },
}

SCSS

$custom: #3d90cb;
$custom-light: #83b0db;
$custom-dark: #000000;

JSON

{
  "hex": "#3d90cb",
  "rgb": {
    "r": 61,
    "g": 144,
    "b": 203
  },
  "hsl": {
    "h": 204.93,
    "s": 57.724,
    "l": 51.765
  },
  "oklch": {
    "l": 0.62887,
    "c": 0.11958,
    "h": 243
  },
  "luminance": 0.2525
}

Semantic roles & 50–950 ramp

primary

#3D90CB

secondary

#D1AD93

accent

#8747E1

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3D90CB

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

Preview Lab → · Contrast checker → · Palette generator →