#285BA4#285BA4

#285BA4 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 47.6% C 0.130 H 257.8°. Best body text is #FFFFFF at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#285BA4
RGB	rgb(40, 91, 164)
HSL	hsl(215, 61%, 40%)
HSV	hsv(215, 76%, 64%)
CMYK	cmyk(75.6%, 44.5%, 0%, 35.7%)
CIE-LAB	lab(38.92, 9.24, -44.33)
CIE-LCH	lch(38.92, 45.28, 281.77°)
OKLab	oklab(47.61% -0.0274 -0.1269)
OKLCH	oklch(47.61% 0.13 257.8)
XYZ	xyz(11.3145, 10.6123, 36.5668)
Luminance	0.1061 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285BA4 #A47128

analogous

#2899A4 #285BA4 #3328A4

triadic

#285BA4 #A4285B #5BA428

tetradic

#285BA4 #A42899 #A47128 #28A433

square

#285BA4 #A42899 #A47128 #28A433

split-complementary

#285BA4 #A43328 #99A428

monochromatic

#102442 #1C4073 #285BA4 #3A77CF #6B99DB

Accessibility & contrast

On white

6.72

#285BA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#285BA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #285BA4

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285BA4	#FFFFFF	#000000	##FFFFFF
##285BA4	1.00	6.72	3.12	6.72
#FFFFFF	6.72	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3662A7

Deuteranopia (green-blind)

#1E56A3

Tritanopia (blue-blind)

#006C77

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #285ba4;
/* rgb */ color: rgb(40, 91, 164);
/* oklch */ color: oklch(47.6% 0.130 257.8);

Tailwind

colors: {
  custom: {
    50: '#7388bf',
    500: '#285ba4',
    950: '#000000',
  },
}

SCSS

$custom: #285ba4;
$custom-light: #7388bf;
$custom-dark: #000000;

JSON

{
  "hex": "#285ba4",
  "rgb": {
    "r": 40,
    "g": 91,
    "b": 164
  },
  "hsl": {
    "h": 215.323,
    "s": 60.784,
    "l": 40
  },
  "oklch": {
    "l": 0.47611,
    "c": 0.12985,
    "h": 257.8
  },
  "luminance": 0.10614
}

Semantic roles & 50–950 ramp

primary

#285BA4

secondary

#C19C66

accent

#A244E4

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #285BA4

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

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