#2657B4#2657B4

#2657B4 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 47.8% C 0.157 H 261.6°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#2657B4
RGB	rgb(38, 87, 180)
HSL	hsl(219, 65%, 43%)
HSV	hsv(219, 79%, 71%)
CMYK	cmyk(78.9%, 51.7%, 0%, 29.4%)
CIE-LAB	lab(38.76, 17.83, -54.05)
CIE-LCH	lch(38.76, 56.92, 288.26°)
OKLab	oklab(47.81% -0.0229 -0.1556)
OKLCH	oklch(47.81% 0.157 261.6)
XYZ	xyz(12.4428, 10.5223, 44.5464)
Luminance	0.1052 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2657B4 #B48326

analogous

#269EB4 #2657B4 #3C26B4

triadic

#2657B4 #B42657 #57B426

tetradic

#2657B4 #B4269E #B48326 #26B43C

square

#2657B4 #B4269E #B48326 #26B43C

split-complementary

#2657B4 #B43C26 #9EB426

monochromatic

#11264F #1B3F81 #2657B4 #4074D7 #7399E1

Accessibility & contrast

On white

6.76

#2657B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#2657B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2657B4

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2657B4	#FFFFFF	#000000	##FFFFFF
##2657B4	1.00	6.76	3.10	6.76
#FFFFFF	6.76	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1962B7

Deuteranopia (green-blind)

#0055B2

Tritanopia (blue-blind)

#006E7D

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2657b4;
/* rgb */ color: rgb(38, 87, 180);
/* oklch */ color: oklch(47.8% 0.157 261.6);

Tailwind

colors: {
  custom: {
    50: '#7785cb',
    500: '#2657b4',
    950: '#000000',
  },
}

SCSS

$custom: #2657b4;
$custom-light: #7785cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2657b4",
  "rgb": {
    "r": 38,
    "g": 87,
    "b": 180
  },
  "hsl": {
    "h": 219.296,
    "s": 65.138,
    "l": 42.745
  },
  "oklch": {
    "l": 0.47813,
    "c": 0.15731,
    "h": 261.6
  },
  "luminance": 0.10524
}

Semantic roles & 50–950 ramp

primary

#2657B4

secondary

#C9A96D

accent

#AE40E8

background

#F7F8FC

surface

#EEEFF9

border

#C9CAD2

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2657B4

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

Preview Lab → · Contrast checker → · Palette generator →