#2957AD#2957AD

#2957AD is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.4% C 0.147 H 261.5°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#2957AD
RGB	rgb(41, 87, 173)
HSL	hsl(219, 62%, 42%)
HSV	hsv(219, 76%, 68%)
CMYK	cmyk(76.3%, 49.7%, 0%, 32.2%)
CIE-LAB	lab(38.38, 15.47, -50.53)
CIE-LCH	lch(38.38, 52.85, 287.02°)
OKLab	oklab(47.4% -0.0217 -0.1452)
OKLCH	oklch(47.4% 0.147 261.5)
XYZ	xyz(11.8628, 10.3036, 40.8906)
Luminance	0.1031 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2957AD #AD7F29

analogous

#2999AD #2957AD #3D29AD

triadic

#2957AD #AD2957 #57AD29

tetradic

#2957AD #AD2999 #AD7F29 #29AD3D

square

#2957AD #AD2999 #AD7F29 #29AD3D

split-complementary

#2957AD #AD3D29 #99AD29

monochromatic

#12254A #1D3E7C #2957AD #4174D2 #7398DE

Accessibility & contrast

On white

6.86

#2957AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#2957AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2957AD

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2957AD	#FFFFFF	#000000	##FFFFFF
##2957AD	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2561B0

Deuteranopia (green-blind)

#0055AB

Tritanopia (blue-blind)

#006C7A

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2957ad;
/* rgb */ color: rgb(41, 87, 173);
/* oklch */ color: oklch(47.4% 0.147 261.5);

Tailwind

colors: {
  custom: {
    50: '#7685c6',
    500: '#2957ad',
    950: '#000000',
  },
}

SCSS

$custom: #2957ad;
$custom-light: #7685c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2957ad",
  "rgb": {
    "r": 41,
    "g": 87,
    "b": 173
  },
  "hsl": {
    "h": 219.091,
    "s": 61.682,
    "l": 41.961
  },
  "oklch": {
    "l": 0.47396,
    "c": 0.14685,
    "h": 261.5
  },
  "luminance": 0.10305
}

Semantic roles & 50–950 ramp

primary

#2957AD

secondary

#C5A66D

accent

#AC43E5

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2957AD

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

Preview Lab → · Contrast checker → · Palette generator →