#2957A3#2957A3

#2957A3 is a mid, vivid blue. Relative luminance 0.099; OKLCH L 46.7% C 0.133 H 259.9°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#2957A3
RGB	rgb(41, 87, 163)
HSL	hsl(217, 60%, 40%)
HSV	hsv(217, 75%, 64%)
CMYK	cmyk(74.8%, 46.6%, 0%, 36.1%)
CIE-LAB	lab(37.72, 11.61, -45.66)
CIE-LCH	lch(37.72, 47.11, 284.27°)
OKLab	oklab(46.67% -0.0233 -0.1309)
OKLCH	oklch(46.67% 0.133 259.9)
XYZ	xyz(10.9311, 9.9309, 35.9840)
Luminance	0.0993 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2957A3 #A37529

analogous

#2994A3 #2957A3 #3829A3

triadic

#2957A3 #A32957 #57A329

tetradic

#2957A3 #A32994 #A37529 #29A338

square

#2957A3 #A32994 #A37529 #29A338

split-complementary

#2957A3 #A33829 #94A329

monochromatic

#102341 #1D3D72 #2957A3 #3B73CE #6C96DA

Accessibility & contrast

On white

7.03

#2957A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#2957A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2957A3

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2957A3	#FFFFFF	#000000	##FFFFFF
##2957A3	1.00	7.03	2.99	7.03
#FFFFFF	7.03	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F5FA6

Deuteranopia (green-blind)

#1354A1

Tritanopia (blue-blind)

#006975

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2957a3;
/* rgb */ color: rgb(41, 87, 163);
/* oklch */ color: oklch(46.7% 0.133 259.9);

Tailwind

colors: {
  custom: {
    50: '#7485bf',
    500: '#2957a3',
    950: '#000000',
  },
}

SCSS

$custom: #2957a3;
$custom-light: #7485bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2957a3",
  "rgb": {
    "r": 41,
    "g": 87,
    "b": 163
  },
  "hsl": {
    "h": 217.377,
    "s": 59.804,
    "l": 40
  },
  "oklch": {
    "l": 0.46674,
    "c": 0.13295,
    "h": 259.9
  },
  "luminance": 0.09932
}

Semantic roles & 50–950 ramp

primary

#2957A3

secondary

#C19F67

accent

#A745E3

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2957A3

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

Preview Lab → · Contrast checker → · Palette generator →