#4090BE#4090BE

#4090BE is a light, moderate cyan. Relative luminance 0.248; OKLCH L 62.3% C 0.104 H 237.0°. Best body text is #000000 at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#4090BE
RGB	rgb(64, 144, 190)
HSL	hsl(202, 50%, 50%)
HSV	hsv(202, 66%, 75%)
CMYK	cmyk(66.3%, 24.2%, 0%, 25.5%)
CIE-LAB	lab(56.83, -9.86, -31.11)
CIE-LCH	lch(56.83, 32.64, 252.42°)
OKLab	oklab(62.34% -0.0567 -0.0874)
OKLCH	oklch(62.34% 0.104 237)
XYZ	xyz(21.3783, 24.7520, 52.3562)
Luminance	0.2475 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4090BE #BE6E40

analogous

#40BEAD #4090BE #4051BE

triadic

#4090BE #BE4090 #90BE40

tetradic

#4090BE #AD40BE #BE6E40 #51BE40

square

#4090BE #AD40BE #BE6E40 #51BE40

split-complementary

#4090BE #BE4051 #BEAD40

monochromatic

#214B62 #316D90 #4090BE #6DABCE #9BC5DD

Accessibility & contrast

On white

3.53

#4090BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.95

#4090BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4090BE

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4090BE	#FFFFFF	#000000	##000000
##4090BE	1.00	3.53	5.95	5.95
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.95	21.00	1.00	1.00
##000000	5.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8FC0

Deuteranopia (green-blind)

#6983BD

Tritanopia (blue-blind)

#009CA0

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4090be;
/* rgb */ color: rgb(64, 144, 190);
/* oklch */ color: oklch(62.3% 0.104 237.0);

Tailwind

colors: {
  custom: {
    50: '#82b0d1',
    500: '#4090be',
    950: '#000000',
  },
}

SCSS

$custom: #4090be;
$custom-light: #82b0d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4090be",
  "rgb": {
    "r": 64,
    "g": 144,
    "b": 190
  },
  "hsl": {
    "h": 201.905,
    "s": 49.606,
    "l": 49.804
  },
  "oklch": {
    "l": 0.6234,
    "c": 0.10419,
    "h": 237
  },
  "luminance": 0.24754
}

Semantic roles & 50–950 ramp

primary

#4090BE

secondary

#C9A590

accent

#814FD9

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #4090BE

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

Preview Lab → · Contrast checker → · Palette generator →