#5191D2#5191D2

#5191D2 is a light, moderate cyan. Relative luminance 0.267; OKLCH L 64.2% C 0.118 H 250.5°. Best body text is #000000 at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#5191D2
RGB	rgb(81, 145, 210)
HSL	hsl(210, 59%, 57%)
HSV	hsv(210, 61%, 82%)
CMYK	cmyk(61.4%, 31%, 0%, 17.6%)
CIE-LAB	lab(58.65, -0.78, -39.50)
CIE-LCH	lch(58.65, 39.51, 268.87°)
OKLab	oklab(64.24% -0.0395 -0.1115)
OKLCH	oklch(64.24% 0.118 250.5)
XYZ	xyz(25.1474, 26.6509, 64.7792)
Luminance	0.2665 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5191D2 #D29251

analogous

#51D1D2 #5191D2 #5251D2

triadic

#5191D2 #D25191 #91D251

tetradic

#5191D2 #D251D1 #D29251 #51D252

square

#5191D2 #D251D1 #D29251 #51D252

split-complementary

#5191D2 #D25251 #D1D251

monochromatic

#235486 #2F72B7 #5191D2 #82B0DF #B2CEEB

Accessibility & contrast

On white

3.32

#5191D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.33

#5191D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5191D2

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5191D2	#FFFFFF	#000000	##000000
##5191D2	1.00	3.32	6.33	6.33
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.33	21.00	1.00	1.00
##000000	6.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7594D5

Deuteranopia (green-blind)

#6487D1

Tritanopia (blue-blind)

#00A0A8

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #5191d2;
/* rgb */ color: rgb(81, 145, 210);
/* oklch */ color: oklch(64.2% 0.118 250.5);

Tailwind

colors: {
  custom: {
    50: '#8db1e0',
    500: '#5191d2',
    950: '#000000',
  },
}

SCSS

$custom: #5191d2;
$custom-light: #8db1e0;
$custom-dark: #000000;

JSON

{
  "hex": "#5191d2",
  "rgb": {
    "r": 81,
    "g": 145,
    "b": 210
  },
  "hsl": {
    "h": 210.233,
    "s": 58.904,
    "l": 57.059
  },
  "oklch": {
    "l": 0.64244,
    "c": 0.11832,
    "h": 250.5
  },
  "luminance": 0.26653
}

Semantic roles & 50–950 ramp

primary

#5191D2

secondary

#DAC0A5

accent

#9546E2

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #5191D2

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

Preview Lab → · Contrast checker → · Palette generator →