#4091BA#4091BA

#4091BA is a light, moderate cyan. Relative luminance 0.249; OKLCH L 62.4% C 0.100 H 233.6°. Best body text is #000000 at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#4091BA
RGB	rgb(64, 145, 186)
HSL	hsl(200, 49%, 49%)
HSV	hsv(200, 66%, 73%)
CMYK	cmyk(65.6%, 22%, 0%, 27.1%)
CIE-LAB	lab(56.96, -11.74, -28.64)
CIE-LCH	lch(56.96, 30.96, 247.71°)
OKLab	oklab(62.39% -0.0591 -0.0803)
OKLCH	oklch(62.39% 0.1 233.6)
XYZ	xyz(21.0992, 24.8837, 50.1359)
Luminance	0.2489 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4091BA #BA6940

analogous

#40BAA6 #4091BA #4054BA

triadic

#4091BA #BA4091 #91BA40

tetradic

#4091BA #A640BA #BA6940 #54BA40

square

#4091BA #A640BA #BA6940 #54BA40

split-complementary

#4091BA #BA4054 #BAA640

monochromatic

#214A5F #306E8C #4091BA #6BACCC #99C5DC

Accessibility & contrast

On white

3.51

#4091BA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.98

#4091BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4091BA

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4091BA	#FFFFFF	#000000	##000000
##4091BA	1.00	3.51	5.98	5.98
#FFFFFF	3.51	1.00	21.00	21.00
#000000	5.98	21.00	1.00	1.00
##000000	5.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D90BC

Deuteranopia (green-blind)

#6C83B9

Tritanopia (blue-blind)

#009C9F

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #4091ba;
/* rgb */ color: rgb(64, 145, 186);
/* oklch */ color: oklch(62.4% 0.100 233.6);

Tailwind

colors: {
  custom: {
    50: '#82b1cf',
    500: '#4091ba',
    950: '#000000',
  },
}

SCSS

$custom: #4091ba;
$custom-light: #82b1cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4091ba",
  "rgb": {
    "r": 64,
    "g": 145,
    "b": 186
  },
  "hsl": {
    "h": 200.164,
    "s": 48.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.62387,
    "c": 0.09973,
    "h": 233.6
  },
  "luminance": 0.24886
}

Semantic roles & 50–950 ramp

primary

#4091BA

secondary

#C8A18E

accent

#7D4FD8

background

#F8FAFC

surface

#F0F5F9

border

#CBCFD2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #4091BA

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

Preview Lab → · Contrast checker → · Palette generator →