#3D90BB#3D90BB

#3D90BB is a light, moderate cyan. Relative luminance 0.245; OKLCH L 62.1% C 0.103 H 234.5°. Best body text is #000000 at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#3D90BB
RGB	rgb(61, 144, 187)
HSL	hsl(200, 51%, 49%)
HSV	hsv(200, 67%, 73%)
CMYK	cmyk(67.4%, 23%, 0%, 26.7%)
CIE-LAB	lab(56.61, -11.35, -29.77)
CIE-LCH	lch(56.61, 31.86, 249.12°)
OKLab	oklab(62.09% -0.0596 -0.0836)
OKLCH	oklch(62.09% 0.103 234.5)
XYZ	xyz(20.8639, 24.5242, 50.6382)
Luminance	0.2453 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D90BB #BB683D

analogous

#3DBBA7 #3D90BB #3D51BB

triadic

#3D90BB #BB3D90 #90BB3D

tetradic

#3D90BB #A73DBB #BB683D #51BB3D

square

#3D90BB #A73DBB #BB683D #51BB3D

split-complementary

#3D90BB #BB3D51 #BBA73D

monochromatic

#1F495F #2E6C8D #3D90BB #68ABCE #96C4DD

Accessibility & contrast

On white

3.56

#3D90BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.91

#3D90BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D90BB

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D90BB	#FFFFFF	#000000	##000000
##3D90BB	1.00	3.56	5.91	5.91
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.91	21.00	1.00	1.00
##000000	5.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8FBD

Deuteranopia (green-blind)

#6A82BA

Tritanopia (blue-blind)

#009B9E

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #3d90bb;
/* rgb */ color: rgb(61, 144, 187);
/* oklch */ color: oklch(62.1% 0.103 234.5);

Tailwind

colors: {
  custom: {
    50: '#81b0cf',
    500: '#3d90bb',
    950: '#000000',
  },
}

SCSS

$custom: #3d90bb;
$custom-light: #81b0cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3d90bb",
  "rgb": {
    "r": 61,
    "g": 144,
    "b": 187
  },
  "hsl": {
    "h": 200.476,
    "s": 50.806,
    "l": 48.627
  },
  "oklch": {
    "l": 0.62093,
    "c": 0.10264,
    "h": 234.5
  },
  "luminance": 0.24526
}

Semantic roles & 50–950 ramp

primary

#3D90BB

secondary

#C8A08C

accent

#7E4EDA

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3D90BB

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

Preview Lab → · Contrast checker → · Palette generator →