#5781BD#5781BD

#5781BD is a mid, moderate blue. Relative luminance 0.214; OKLCH L 59.9% C 0.103 H 257.3°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#5781BD
RGB	rgb(87, 129, 189)
HSL	hsl(215, 44%, 54%)
HSV	hsv(215, 54%, 74%)
CMYK	cmyk(54%, 31.7%, 0%, 25.9%)
CIE-LAB	lab(53.38, 3.03, -35.86)
CIE-LCH	lch(53.38, 35.98, 274.82°)
OKLab	oklab(59.87% -0.0227 -0.101)
OKLCH	oklch(59.87% 0.103 257.3)
XYZ	xyz(20.9629, 21.3992, 51.1600)
Luminance	0.2140 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5781BD #BD9357

analogous

#57B4BD #5781BD #6057BD

triadic

#5781BD #BD5781 #81BD57

tetradic

#5781BD #BD57B4 #BD9357 #57BD60

square

#5781BD #BD57B4 #BD9357 #57BD60

split-complementary

#5781BD #BD6057 #B4BD57

monochromatic

#2B476E #3D639A #5781BD #83A2CE #AFC3E0

Accessibility & contrast

On white

3.98

#5781BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#5781BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5781BD

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5781BD	#FFFFFF	#000000	##000000
##5781BD	1.00	3.98	5.28	5.28
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6985C0

Deuteranopia (green-blind)

#5C7BBC

Tritanopia (blue-blind)

#1C8E96

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #5781bd;
/* rgb */ color: rgb(87, 129, 189);
/* oklch */ color: oklch(59.9% 0.103 257.3);

Tailwind

colors: {
  custom: {
    50: '#8da5d1',
    500: '#5781bd',
    950: '#000000',
  },
}

SCSS

$custom: #5781bd;
$custom-light: #8da5d1;
$custom-dark: #000000;

JSON

{
  "hex": "#5781bd",
  "rgb": {
    "r": 87,
    "g": 129,
    "b": 189
  },
  "hsl": {
    "h": 215.294,
    "s": 43.59,
    "l": 54.118
  },
  "oklch": {
    "l": 0.59873,
    "c": 0.10348,
    "h": 257.3
  },
  "luminance": 0.21401
}

Semantic roles & 50–950 ramp

primary

#5781BD

secondary

#CEBCA2

accent

#9F54D3

background

#F9FAFC

surface

#F1F4F9

border

#CBCED2

text

#0D0F14

muted

#7E7F82

Preview Lab

Preview with #5781BD

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

Preview Lab → · Contrast checker → · Palette generator →