#4591DA#4591DA

#4591DA is a light, vivid cyan. Relative luminance 0.266; OKLCH L 64.2% C 0.133 H 249.9°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#4591DA
RGB	rgb(69, 145, 218)
HSL	hsl(209, 67%, 56%)
HSV	hsv(209, 68%, 85%)
CMYK	cmyk(68.3%, 33.5%, 0%, 14.5%)
CIE-LAB	lab(58.58, -0.12, -44.12)
CIE-LCH	lch(58.58, 44.12, 269.84°)
OKLab	oklab(64.19% -0.0459 -0.1251)
OKLCH	oklch(64.19% 0.133 249.9)
XYZ	xyz(25.2298, 26.5753, 70.1160)
Luminance	0.2658 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4591DA #DA8E45

analogous

#45DAD9 #4591DA #4547DA

triadic

#4591DA #DA4591 #91DA45

tetradic

#4591DA #D945DA #DA8E45 #47DA45

square

#4591DA #D945DA #DA8E45 #47DA45

split-complementary

#4591DA #DA4547 #DAD945

monochromatic

#1B5389 #2572BC #4591DA #78AFE4 #ABCDEE

Accessibility & contrast

On white

3.33

#4591DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#4591DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4591DA

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4591DA	#FFFFFF	#000000	##000000
##4591DA	1.00	3.33	6.32	6.32
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7095DD

Deuteranopia (green-blind)

#5B86D9

Tritanopia (blue-blind)

#00A2AB

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4591da;
/* rgb */ color: rgb(69, 145, 218);
/* oklch */ color: oklch(64.2% 0.133 249.9);

Tailwind

colors: {
  custom: {
    50: '#89b0e6',
    500: '#4591da',
    950: '#000000',
  },
}

SCSS

$custom: #4591da;
$custom-light: #89b0e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4591da",
  "rgb": {
    "r": 69,
    "g": 145,
    "b": 218
  },
  "hsl": {
    "h": 209.396,
    "s": 66.816,
    "l": 56.275
  },
  "oklch": {
    "l": 0.64189,
    "c": 0.13326,
    "h": 249.9
  },
  "luminance": 0.26578
}

Semantic roles & 50–950 ramp

primary

#4591DA

secondary

#DCBD9F

accent

#923EEA

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4591DA

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

Preview Lab → · Contrast checker → · Palette generator →