#2957B6#2957B6

#2957B6 is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.1% C 0.159 H 262.6°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#2957B6
RGB	rgb(41, 87, 182)
HSL	hsl(220, 63%, 44%)
HSV	hsv(220, 77%, 71%)
CMYK	cmyk(77.5%, 52.2%, 0%, 28.6%)
CIE-LAB	lab(39.01, 18.94, -54.83)
CIE-LCH	lch(39.01, 58.01, 289.05°)
OKLab	oklab(48.07% -0.0206 -0.1579)
OKLCH	oklch(48.07% 0.159 262.6)
XYZ	xyz(12.7631, 10.6637, 45.6325)
Luminance	0.1066 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2957B6 #B68829

analogous

#299DB6 #2957B6 #4229B6

triadic

#2957B6 #B62957 #57B629

tetradic

#2957B6 #B6299D #B68829 #29B642

square

#2957B6 #B6299D #B68829 #29B642

split-complementary

#2957B6 #B64229 #9DB629

monochromatic

#122752 #1E3F84 #2957B6 #4775D5 #799BE1

Accessibility & contrast

On white

6.70

#2957B6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#2957B6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2957B6

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2957B6	#FFFFFF	#000000	##FFFFFF
##2957B6	1.00	6.70	3.13	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1663B9

Deuteranopia (green-blind)

#0056B4

Tritanopia (blue-blind)

#006E7E

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2957b6;
/* rgb */ color: rgb(41, 87, 182);
/* oklch */ color: oklch(48.1% 0.159 262.6);

Tailwind

colors: {
  custom: {
    50: '#7885cd',
    500: '#2957b6',
    950: '#000000',
  },
}

SCSS

$custom: #2957b6;
$custom-light: #7885cd;
$custom-dark: #000000;

JSON

{
  "hex": "#2957b6",
  "rgb": {
    "r": 41,
    "g": 87,
    "b": 182
  },
  "hsl": {
    "h": 220.426,
    "s": 63.229,
    "l": 43.725
  },
  "oklch": {
    "l": 0.48073,
    "c": 0.15921,
    "h": 262.6
  },
  "luminance": 0.10665
}

Semantic roles & 50–950 ramp

primary

#2957B6

secondary

#C9AC72

accent

#B142E6

background

#F7F8FC

surface

#EEEFF9

border

#C9CAD2

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2957B6

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

Preview Lab → · Contrast checker → · Palette generator →