#2A7CB3#2A7CB3

#2A7CB3 is a mid, moderate cyan. Relative luminance 0.182; OKLCH L 56.3% C 0.115 H 242.6°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#2A7CB3
RGB	rgb(42, 124, 179)
HSL	hsl(204, 62%, 43%)
HSV	hsv(204, 77%, 70%)
CMYK	cmyk(76.5%, 30.7%, 0%, 29.8%)
CIE-LAB	lab(49.69, -5.38, -36.03)
CIE-LCH	lch(49.69, 36.43, 261.51°)
OKLab	oklab(56.33% -0.053 -0.1021)
OKLCH	oklch(56.33% 0.115 242.6)
XYZ	xyz(16.2960, 18.1603, 45.2855)
Luminance	0.1816 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A7CB3 #B3612A

analogous

#2AB3A5 #2A7CB3 #2A37B3

triadic

#2A7CB3 #B32A7C #7CB32A

tetradic

#2A7CB3 #A52AB3 #B3612A #37B32A

square

#2A7CB3 #A52AB3 #B3612A #37B32A

split-complementary

#2A7CB3 #B32A37 #B3A52A

monochromatic

#133750 #1E5A81 #2A7CB3 #469BD4 #78B6DF

Accessibility & contrast

On white

4.53

#2A7CB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#2A7CB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A7CB3

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A7CB3	#FFFFFF	#000000	##000000
##2A7CB3	1.00	4.53	4.63	4.63
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#627DB5

Deuteranopia (green-blind)

#5070B2

Tritanopia (blue-blind)

#008A8F

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #2a7cb3;
/* rgb */ color: rgb(42, 124, 179);
/* oklch */ color: oklch(56.3% 0.115 242.6);

Tailwind

colors: {
  custom: {
    50: '#77a1ca',
    500: '#2a7cb3',
    950: '#000000',
  },
}

SCSS

$custom: #2a7cb3;
$custom-light: #77a1ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2a7cb3",
  "rgb": {
    "r": 42,
    "g": 124,
    "b": 179
  },
  "hsl": {
    "h": 204.088,
    "s": 61.991,
    "l": 43.333
  },
  "oklch": {
    "l": 0.5633,
    "c": 0.115,
    "h": 242.6
  },
  "luminance": 0.18162
}

Semantic roles & 50–950 ramp

primary

#2A7CB3

secondary

#C79472

accent

#8443E5

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0F13

muted

#7C7E82

Preview Lab

Preview with #2A7CB3

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

Preview Lab → · Contrast checker → · Palette generator →