#2657BF#2657BF

#2657BF is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.7% C 0.172 H 262.8°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#2657BF
RGB	rgb(38, 87, 191)
HSL	hsl(221, 67%, 45%)
HSV	hsv(221, 80%, 75%)
CMYK	cmyk(80.1%, 54.5%, 0%, 25.1%)
CIE-LAB	lab(39.56, 22.08, -59.21)
CIE-LCH	lch(39.56, 63.19, 290.46°)
OKLab	oklab(48.67% -0.0217 -0.1708)
OKLCH	oklch(48.67% 0.172 262.8)
XYZ	xyz(13.6081, 10.9884, 50.6839)
Luminance	0.1099 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2657BF #BF8E26

analogous

#26A4BF #2657BF #4126BF

triadic

#2657BF #BF2657 #57BF26

tetradic

#2657BF #BF26A4 #BF8E26 #26BF41

square

#2657BF #BF26A4 #BF8E26 #26BF41

split-complementary

#2657BF #BF4126 #A4BF26

monochromatic

#122859 #1C408C #2657BF #4877DB #7B9DE5

Accessibility & contrast

On white

6.57

#2657BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#2657BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2657BF

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2657BF	#FFFFFF	#000000	##FFFFFF
##2657BF	1.00	6.57	3.20	6.57
#FFFFFF	6.57	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C3

Deuteranopia (green-blind)

#0057BD

Tritanopia (blue-blind)

#007182

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #2657bf;
/* rgb */ color: rgb(38, 87, 191);
/* oklch */ color: oklch(48.7% 0.172 262.8);

Tailwind

colors: {
  custom: {
    50: '#7985d3',
    500: '#2657bf',
    950: '#000000',
  },
}

SCSS

$custom: #2657bf;
$custom-light: #7985d3;
$custom-dark: #000000;

JSON

{
  "hex": "#2657bf",
  "rgb": {
    "r": 38,
    "g": 87,
    "b": 191
  },
  "hsl": {
    "h": 220.784,
    "s": 66.812,
    "l": 44.902
  },
  "oklch": {
    "l": 0.48672,
    "c": 0.17218,
    "h": 262.8
  },
  "luminance": 0.1099
}

Semantic roles & 50–950 ramp

primary

#2657BF

secondary

#CDB074

accent

#B33EEA

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #2657BF

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

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