#2857AC#2857AC

#2857AC is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.3% C 0.146 H 261.1°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#2857AC
RGB	rgb(40, 87, 172)
HSL	hsl(219, 62%, 42%)
HSV	hsv(219, 77%, 67%)
CMYK	cmyk(76.7%, 49.4%, 0%, 32.5%)
CIE-LAB	lab(38.28, 14.96, -50.11)
CIE-LCH	lch(38.28, 52.30, 286.62°)
OKLab	oklab(47.29% -0.0225 -0.144)
OKLCH	oklch(47.29% 0.146 261.1)
XYZ	xyz(11.7270, 10.2447, 40.3811)
Luminance	0.1025 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2857AC #AC7D28

analogous

#2899AC #2857AC #3B28AC

triadic

#2857AC #AC2857 #57AC28

tetradic

#2857AC #AC2899 #AC7D28 #28AC3B

square

#2857AC #AC2899 #AC7D28 #28AC3B

split-complementary

#2857AC #AC3B28 #99AC28

monochromatic

#112549 #1C3E7A #2857AC #3F73D2 #7197DE

Accessibility & contrast

On white

6.89

#2857AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#2857AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2857AC

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2857AC	#FFFFFF	#000000	##FFFFFF
##2857AC	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2661AF

Deuteranopia (green-blind)

#0054AA

Tritanopia (blue-blind)

#006B79

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2857ac;
/* rgb */ color: rgb(40, 87, 172);
/* oklch */ color: oklch(47.3% 0.146 261.1);

Tailwind

colors: {
  custom: {
    50: '#7585c5',
    500: '#2857ac',
    950: '#000000',
  },
}

SCSS

$custom: #2857ac;
$custom-light: #7585c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2857ac",
  "rgb": {
    "r": 40,
    "g": 87,
    "b": 172
  },
  "hsl": {
    "h": 218.636,
    "s": 62.264,
    "l": 41.569
  },
  "oklch": {
    "l": 0.47285,
    "c": 0.14576,
    "h": 261.1
  },
  "luminance": 0.10246
}

Semantic roles & 50–950 ramp

primary

#2857AC

secondary

#C5A56B

accent

#AB42E5

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2857AC

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

Preview Lab → · Contrast checker → · Palette generator →