#2B70BC#2B70BC

#2B70BC is a mid, vivid cyan. Relative luminance 0.157; OKLCH L 54.1% C 0.137 H 253.5°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#2B70BC
RGB	rgb(43, 112, 188)
HSL	hsl(211, 63%, 45%)
HSV	hsv(211, 77%, 74%)
CMYK	cmyk(77.1%, 40.4%, 0%, 26.3%)
CIE-LAB	lab(46.62, 5.38, -46.10)
CIE-LCH	lch(46.62, 46.41, 276.66°)
OKLab	oklab(54.08% -0.0389 -0.1317)
OKLCH	oklch(54.08% 0.137 253.5)
XYZ	xyz(15.8641, 15.7309, 49.7675)
Luminance	0.1573 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B70BC #BC772B

analogous

#2BB9BC #2B70BC #2E2BBC

triadic

#2B70BC #BC2B70 #70BC2B

tetradic

#2B70BC #BC2BB9 #BC772B #2BBC2E

square

#2B70BC #BC2BB9 #BC772B #2BBC2E

split-complementary

#2B70BC #BC2E2B #B9BC2B

monochromatic

#143558 #20528A #2B70BC #4E8FD6 #80AEE2

Accessibility & contrast

On white

5.06

#2B70BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#2B70BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B70BC

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B70BC	#FFFFFF	#000000	##FFFFFF
##2B70BC	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B76BF

Deuteranopia (green-blind)

#3368BA

Tritanopia (blue-blind)

#00828D

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #2b70bc;
/* rgb */ color: rgb(43, 112, 188);
/* oklch */ color: oklch(54.1% 0.137 253.5);

Tailwind

colors: {
  custom: {
    50: '#7998d0',
    500: '#2b70bc',
    950: '#000000',
  },
}

SCSS

$custom: #2b70bc;
$custom-light: #7998d0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b70bc",
  "rgb": {
    "r": 43,
    "g": 112,
    "b": 188
  },
  "hsl": {
    "h": 211.448,
    "s": 62.771,
    "l": 45.294
  },
  "oklch": {
    "l": 0.54081,
    "c": 0.13734,
    "h": 253.5
  },
  "luminance": 0.15733
}

Semantic roles & 50–950 ramp

primary

#2B70BC

secondary

#CBA378

accent

#9842E6

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0D14

muted

#7C7E82

Preview Lab

Preview with #2B70BC

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

Preview Lab → · Contrast checker → · Palette generator →