#285EAB#285EAB

#285EAB is a mid, vivid blue. Relative luminance 0.114; OKLCH L 48.8% C 0.136 H 257.8°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#285EAB
RGB	rgb(40, 94, 171)
HSL	hsl(215, 62%, 41%)
HSV	hsv(215, 77%, 67%)
CMYK	cmyk(76.6%, 45%, 0%, 32.9%)
CIE-LAB	lab(40.24, 9.99, -46.37)
CIE-LCH	lch(40.24, 47.43, 282.16°)
OKLab	oklab(48.77% -0.0287 -0.1329)
OKLCH	oklch(48.77% 0.136 257.8)
XYZ	xyz(12.2258, 11.3954, 40.0754)
Luminance	0.1140 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285EAB #AB7528

analogous

#28A0AB #285EAB #3428AB

triadic

#285EAB #AB285E #5EAB28

tetradic

#285EAB #AB28A0 #AB7528 #28AB34

square

#285EAB #AB28A0 #AB7528 #28AB34

split-complementary

#285EAB #AB3428 #A0AB28

monochromatic

#112748 #1C4379 #285EAB #3E7BD2 #709DDE

Accessibility & contrast

On white

6.40

#285EAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#285EAB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #285EAB

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285EAB	#FFFFFF	#000000	##FFFFFF
##285EAB	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3765AE

Deuteranopia (green-blind)

#1C59A9

Tritanopia (blue-blind)

#00707C

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #285eab;
/* rgb */ color: rgb(40, 94, 171);
/* oklch */ color: oklch(48.8% 0.136 257.8);

Tailwind

colors: {
  custom: {
    50: '#758bc4',
    500: '#285eab',
    950: '#000000',
  },
}

SCSS

$custom: #285eab;
$custom-light: #758bc4;
$custom-dark: #000000;

JSON

{
  "hex": "#285eab",
  "rgb": {
    "r": 40,
    "g": 94,
    "b": 171
  },
  "hsl": {
    "h": 215.267,
    "s": 62.085,
    "l": 41.373
  },
  "oklch": {
    "l": 0.48772,
    "c": 0.13592,
    "h": 257.8
  },
  "luminance": 0.11397
}

Semantic roles & 50–950 ramp

primary

#285EAB

secondary

#C49F6A

accent

#A243E5

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #285EAB

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

Preview Lab → · Contrast checker → · Palette generator →