#4970BF#4970BF

#4970BF is a mid, vivid blue. Relative luminance 0.168; OKLCH L 55.5% C 0.131 H 263.0°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#4970BF
RGB	rgb(73, 112, 191)
HSL	hsl(220, 48%, 52%)
HSV	hsv(220, 62%, 75%)
CMYK	cmyk(61.8%, 41.4%, 0%, 25.1%)
CIE-LAB	lab(47.96, 11.13, -45.62)
CIE-LCH	lch(47.96, 46.96, 283.71°)
OKLab	oklab(55.5% -0.0159 -0.1298)
OKLCH	oklch(55.5% 0.131 263)
XYZ	xyz(17.9425, 16.7648, 51.5705)
Luminance	0.1677 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4970BF #BF9849

analogous

#49ABBF #4970BF #5D49BF

triadic

#4970BF #BF4970 #70BF49

tetradic

#4970BF #BF49AB #BF9849 #49BF5D

square

#4970BF #BF49AB #BF9849 #49BF5D

split-complementary

#4970BF #BF5D49 #ABBF49

monochromatic

#253B69 #355596 #4970BF #7694CF #A4B7DF

Accessibility & contrast

On white

4.82

#4970BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#4970BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4970BF

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4970BF	#FFFFFF	#000000	##FFFFFF
##4970BF	1.00	4.82	4.35	4.82
#FFFFFF	4.82	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D78C2

Deuteranopia (green-blind)

#3C6DBD

Tritanopia (blue-blind)

#00828E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4970bf;
/* rgb */ color: rgb(73, 112, 191);
/* oklch */ color: oklch(55.5% 0.131 263.0);

Tailwind

colors: {
  custom: {
    50: '#8698d3',
    500: '#4970bf',
    950: '#000000',
  },
}

SCSS

$custom: #4970bf;
$custom-light: #8698d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4970bf",
  "rgb": {
    "r": 73,
    "g": 112,
    "b": 191
  },
  "hsl": {
    "h": 220.169,
    "s": 47.967,
    "l": 51.765
  },
  "oklch": {
    "l": 0.55503,
    "c": 0.13082,
    "h": 263
  },
  "luminance": 0.16766
}

Semantic roles & 50–950 ramp

primary

#4970BF

secondary

#CCBB98

accent

#AB50D8

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #4970BF

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

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