#2957AC#2957AC

#2957AC is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.3% C 0.145 H 261.4°. Best body text is #FFFFFF at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#2957AC
RGB	rgb(41, 87, 172)
HSL	hsl(219, 62%, 42%)
HSV	hsv(219, 76%, 67%)
CMYK	cmyk(76.2%, 49.4%, 0%, 32.5%)
CIE-LAB	lab(38.31, 15.08, -50.05)
CIE-LCH	lch(38.31, 52.27, 286.77°)
OKLab	oklab(47.32% -0.0218 -0.1438)
OKLCH	oklch(47.32% 0.145 261.4)
XYZ	xyz(11.7664, 10.2650, 40.3830)
Luminance	0.1027 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2957AC #AC7E29

analogous

#2999AC #2957AC #3D29AC

triadic

#2957AC #AC2957 #57AC29

tetradic

#2957AC #AC2999 #AC7E29 #29AC3D

square

#2957AC #AC2999 #AC7E29 #29AC3D

split-complementary

#2957AC #AC3D29 #99AC29

monochromatic

#112549 #1D3E7B #2957AC #4174D2 #7298DD

Accessibility & contrast

On white

6.88

#2957AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#2957AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2957AC

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2957AC	#FFFFFF	#000000	##FFFFFF
##2957AC	1.00	6.88	3.05	6.88
#FFFFFF	6.88	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2661AF

Deuteranopia (green-blind)

#0055AA

Tritanopia (blue-blind)

#006B79

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2957ac;
/* rgb */ color: rgb(41, 87, 172);
/* oklch */ color: oklch(47.3% 0.145 261.4);

Tailwind

colors: {
  custom: {
    50: '#7685c5',
    500: '#2957ac',
    950: '#000000',
  },
}

SCSS

$custom: #2957ac;
$custom-light: #7685c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2957ac",
  "rgb": {
    "r": 41,
    "g": 87,
    "b": 172
  },
  "hsl": {
    "h": 218.931,
    "s": 61.502,
    "l": 41.765
  },
  "oklch": {
    "l": 0.47322,
    "c": 0.14547,
    "h": 261.4
  },
  "luminance": 0.10266
}

Semantic roles & 50–950 ramp

primary

#2957AC

secondary

#C5A66C

accent

#AC43E5

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2957AC

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

Preview Lab → · Contrast checker → · Palette generator →