#2970B2#2970B2

#2970B2 is a mid, vivid cyan. Relative luminance 0.153; OKLCH L 53.4% C 0.125 H 250.1°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#2970B2
RGB	rgb(41, 112, 178)
HSL	hsl(209, 63%, 43%)
HSV	hsv(209, 77%, 70%)
CMYK	cmyk(77%, 37.1%, 0%, 30.2%)
CIE-LAB	lab(46.01, 1.38, -41.27)
CIE-LCH	lch(46.01, 41.30, 271.91°)
OKLab	oklab(53.4% -0.0426 -0.1176)
OKLCH	oklch(53.4% 0.125 250.1)
XYZ	xyz(14.7415, 15.2724, 44.2818)
Luminance	0.1527 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2970B2 #B26B29

analogous

#29B2AF #2970B2 #292CB2

triadic

#2970B2 #B22970 #70B229

tetradic

#2970B2 #AF29B2 #B26B29 #2CB229

square

#2970B2 #AF29B2 #B26B29 #2CB229

split-complementary

#2970B2 #B2292C #B2AF29

monochromatic

#12314F #1E5180 #2970B2 #448FD4 #76ADDF

Accessibility & contrast

On white

5.18

#2970B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#2970B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2970B2

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2970B2	#FFFFFF	#000000	##FFFFFF
##2970B2	1.00	5.18	4.05	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5174B5

Deuteranopia (green-blind)

#3D67B1

Tritanopia (blue-blind)

#008088

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #2970b2;
/* rgb */ color: rgb(41, 112, 178);
/* oklch */ color: oklch(53.4% 0.125 250.1);

Tailwind

colors: {
  custom: {
    50: '#7798c9',
    500: '#2970b2',
    950: '#000000',
  },
}

SCSS

$custom: #2970b2;
$custom-light: #7798c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2970b2",
  "rgb": {
    "r": 41,
    "g": 112,
    "b": 178
  },
  "hsl": {
    "h": 208.905,
    "s": 62.557,
    "l": 42.941
  },
  "oklch": {
    "l": 0.53404,
    "c": 0.12505,
    "h": 250.1
  },
  "luminance": 0.15274
}

Semantic roles & 50–950 ramp

primary

#2970B2

secondary

#C79A70

accent

#9142E6

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #2970B2

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

Preview Lab → · Contrast checker → · Palette generator →