#285CA3#285CA3

#285CA3 is a mid, vivid cyan. Relative luminance 0.107; OKLCH L 47.8% C 0.127 H 257.1°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#285CA3
RGB	rgb(40, 92, 163)
HSL	hsl(215, 61%, 40%)
HSV	hsv(215, 75%, 64%)
CMYK	cmyk(75.5%, 43.6%, 0%, 36.1%)
CIE-LAB	lab(39.15, 8.20, -43.36)
CIE-LCH	lch(39.15, 44.13, 280.71°)
OKLab	oklab(47.77% -0.0285 -0.1241)
OKLCH	oklch(47.77% 0.127 257.1)
XYZ	xyz(11.3107, 10.7485, 36.1218)
Luminance	0.1075 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285CA3 #A36F28

analogous

#289AA3 #285CA3 #3128A3

triadic

#285CA3 #A3285C #5CA328

tetradic

#285CA3 #A3289A #A36F28 #28A331

square

#285CA3 #A3289A #A36F28 #28A331

split-complementary

#285CA3 #A33128 #9AA328

monochromatic

#102541 #1C4072 #285CA3 #3A79CF #6B9ADB

Accessibility & contrast

On white

6.67

#285CA3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#285CA3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #285CA3

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285CA3	#FFFFFF	#000000	##FFFFFF
##285CA3	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3962A6

Deuteranopia (green-blind)

#2357A2

Tritanopia (blue-blind)

#006D77

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #285ca3;
/* rgb */ color: rgb(40, 92, 163);
/* oklch */ color: oklch(47.8% 0.127 257.1);

Tailwind

colors: {
  custom: {
    50: '#7389bf',
    500: '#285ca3',
    950: '#000000',
  },
}

SCSS

$custom: #285ca3;
$custom-light: #7389bf;
$custom-dark: #000000;

JSON

{
  "hex": "#285ca3",
  "rgb": {
    "r": 40,
    "g": 92,
    "b": 163
  },
  "hsl": {
    "h": 214.634,
    "s": 60.591,
    "l": 39.804
  },
  "oklch": {
    "l": 0.47772,
    "c": 0.12729,
    "h": 257.1
  },
  "luminance": 0.1075
}

Semantic roles & 50–950 ramp

primary

#285CA3

secondary

#C19A66

accent

#A044E4

background

#F7F8FB

surface

#EDF0F7

border

#C8CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #285CA3

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

Preview Lab → · Contrast checker → · Palette generator →