#5381B1#5381B1

#5381B1 is a mid, moderate cyan. Relative luminance 0.207; OKLCH L 59.1% C 0.090 H 250.5°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#5381B1
RGB	rgb(83, 129, 177)
HSL	hsl(211, 38%, 51%)
HSV	hsv(211, 53%, 69%)
CMYK	cmyk(53.1%, 27.1%, 0%, 30.6%)
CIE-LAB	lab(52.63, -1.69, -30.16)
CIE-LCH	lch(52.63, 30.21, 266.79°)
OKLab	oklab(59.05% -0.0299 -0.0845)
OKLCH	oklch(59.05% 0.09 250.5)
XYZ	xyz(19.3506, 20.7123, 44.5646)
Luminance	0.2071 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5381B1 #B18353

analogous

#53B0B1 #5381B1 #5453B1

triadic

#5381B1 #B15381 #81B153

tetradic

#5381B1 #B153B0 #B18353 #53B154

square

#5381B1 #B153B0 #B18353 #53B154

split-complementary

#5381B1 #B15453 #B0B153

monochromatic

#2B445F #3E6389 #5381B1 #7DA0C4 #A7BFD7

Accessibility & contrast

On white

4.08

#5381B1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#5381B1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5381B1

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5381B1	#FFFFFF	#000000	##000000
##5381B1	1.00	4.08	5.14	5.14
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D83B3

Deuteranopia (green-blind)

#6179B0

Tritanopia (blue-blind)

#1E8C92

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #5381b1;
/* rgb */ color: rgb(83, 129, 177);
/* oklch */ color: oklch(59.1% 0.090 250.5);

Tailwind

colors: {
  custom: {
    50: '#89a5c8',
    500: '#5381b1',
    950: '#000000',
  },
}

SCSS

$custom: #5381b1;
$custom-light: #89a5c8;
$custom-dark: #000000;

JSON

{
  "hex": "#5381b1",
  "rgb": {
    "r": 83,
    "g": 129,
    "b": 177
  },
  "hsl": {
    "h": 210.638,
    "s": 37.6,
    "l": 50.98
  },
  "oklch": {
    "l": 0.5905,
    "c": 0.08965,
    "h": 250.5
  },
  "luminance": 0.20714
}

Semantic roles & 50–950 ramp

primary

#5381B1

secondary

#C5B09B

accent

#955ACE

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C0F13

muted

#7D7F82

Preview Lab

Preview with #5381B1

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

Preview Lab → · Contrast checker → · Palette generator →