#4089B3#4089B3

#4089B3 is a mid, moderate cyan. Relative luminance 0.222; OKLCH L 60.2% C 0.097 H 236.7°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#4089B3
RGB	rgb(64, 137, 179)
HSL	hsl(202, 47%, 48%)
HSV	hsv(202, 64%, 70%)
CMYK	cmyk(64.2%, 23.5%, 0%, 29.8%)
CIE-LAB	lab(54.27, -9.56, -28.82)
CIE-LCH	lch(54.27, 30.37, 251.64°)
OKLab	oklab(60.15% -0.0531 -0.0809)
OKLCH	oklch(60.15% 0.097 236.7)
XYZ	xyz(19.1936, 22.2340, 45.9192)
Luminance	0.2224 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4089B3 #B36A40

analogous

#40B3A3 #4089B3 #4050B3

triadic

#4089B3 #B34089 #89B340

tetradic

#4089B3 #A340B3 #B36A40 #50B340

square

#4089B3 #A340B3 #B36A40 #50B340

split-complementary

#4089B3 #B34050 #B3A340

monochromatic

#204459 #306686 #4089B3 #67A5C9 #94C0D9

Accessibility & contrast

On white

3.86

#4089B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#4089B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4089B3

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4089B3	#FFFFFF	#000000	##000000
##4089B3	1.00	3.86	5.45	5.45
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.45	21.00	1.00	1.00
##000000	5.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7588B5

Deuteranopia (green-blind)

#657DB2

Tritanopia (blue-blind)

#009497

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4089b3;
/* rgb */ color: rgb(64, 137, 179);
/* oklch */ color: oklch(60.2% 0.097 236.7);

Tailwind

colors: {
  custom: {
    50: '#80abca',
    500: '#4089b3',
    950: '#000000',
  },
}

SCSS

$custom: #4089b3;
$custom-light: #80abca;
$custom-dark: #000000;

JSON

{
  "hex": "#4089b3",
  "rgb": {
    "r": 64,
    "g": 137,
    "b": 179
  },
  "hsl": {
    "h": 201.913,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.60153,
    "c": 0.09673,
    "h": 236.7
  },
  "luminance": 0.22236
}

Semantic roles & 50–950 ramp

primary

#4089B3

secondary

#C4A08A

accent

#8251D7

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #4089B3

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

Preview Lab → · Contrast checker → · Palette generator →