#4089BA#4089BA

#4089BA is a mid, moderate cyan. Relative luminance 0.225; OKLCH L 60.5% C 0.104 H 240.9°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#4089BA
RGB	rgb(64, 137, 186)
HSL	hsl(204, 49%, 49%)
HSV	hsv(204, 66%, 73%)
CMYK	cmyk(65.6%, 26.3%, 0%, 27.1%)
CIE-LAB	lab(54.58, -7.22, -32.35)
CIE-LCH	lch(54.58, 33.14, 257.41°)
OKLab	oklab(60.5% -0.0507 -0.091)
OKLCH	oklch(60.5% 0.104 240.9)
XYZ	xyz(19.9196, 22.5244, 49.7427)
Luminance	0.2253 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4089BA #BA7140

analogous

#40BAAE #4089BA #404CBA

triadic

#4089BA #BA4089 #89BA40

tetradic

#4089BA #AE40BA #BA7140 #4CBA40

square

#4089BA #AE40BA #BA7140 #4CBA40

split-complementary

#4089BA #BA404C #BAAE40

monochromatic

#21465F #30678C #4089BA #6BA5CC #99C1DC

Accessibility & contrast

On white

3.81

#4089BA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#4089BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4089BA

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4089BA	#FFFFFF	#000000	##000000
##4089BA	1.00	3.81	5.51	5.51
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.51	21.00	1.00	1.00
##000000	5.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7389BC

Deuteranopia (green-blind)

#627DB9

Tritanopia (blue-blind)

#00959A

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4089ba;
/* rgb */ color: rgb(64, 137, 186);
/* oklch */ color: oklch(60.5% 0.104 240.9);

Tailwind

colors: {
  custom: {
    50: '#81abcf',
    500: '#4089ba',
    950: '#000000',
  },
}

SCSS

$custom: #4089ba;
$custom-light: #81abcf;
$custom-dark: #000000;

JSON

{
  "hex": "#4089ba",
  "rgb": {
    "r": 64,
    "g": 137,
    "b": 186
  },
  "hsl": {
    "h": 204.098,
    "s": 48.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.60495,
    "c": 0.1042,
    "h": 240.9
  },
  "luminance": 0.22526
}

Semantic roles & 50–950 ramp

primary

#4089BA

secondary

#C8A58E

accent

#864FD8

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #4089BA

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

Preview Lab → · Contrast checker → · Palette generator →