#3A7CBB#3A7CBB

#3A7CBB is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 57.3% C 0.119 H 249.7°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#3A7CBB
RGB	rgb(58, 124, 187)
HSL	hsl(209, 53%, 48%)
HSV	hsv(209, 69%, 73%)
CMYK	cmyk(69%, 33.7%, 0%, 26.7%)
CIE-LAB	lab(50.57, -0.24, -39.22)
CIE-LCH	lch(50.57, 39.22, 269.64°)
OKLab	oklab(57.29% -0.0411 -0.1112)
OKLCH	oklch(57.29% 0.119 249.7)
XYZ	xyz(17.9189, 18.9008, 49.7079)
Luminance	0.1890 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7CBB #BB793A

analogous

#3ABBB9 #3A7CBB #3A3CBB

triadic

#3A7CBB #BB3A7C #7CBB3A

tetradic

#3A7CBB #B93ABB #BB793A #3CBB3A

square

#3A7CBB #B93ABB #BB793A #3CBB3A

split-complementary

#3A7CBB #BB3A3C #BBB93A

monochromatic

#1D3E5E #2C5D8C #3A7CBB #639ACF #92B9DD

Accessibility & contrast

On white

4.39

#3A7CBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#3A7CBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7CBB

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7CBB	#FFFFFF	#000000	##000000
##3A7CBB	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#607FBE

Deuteranopia (green-blind)

#4E73BA

Tritanopia (blue-blind)

#008B93

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3a7cbb;
/* rgb */ color: rgb(58, 124, 187);
/* oklch */ color: oklch(57.3% 0.119 249.7);

Tailwind

colors: {
  custom: {
    50: '#7fa1d0',
    500: '#3a7cbb',
    950: '#000000',
  },
}

SCSS

$custom: #3a7cbb;
$custom-light: #7fa1d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7cbb",
  "rgb": {
    "r": 58,
    "g": 124,
    "b": 187
  },
  "hsl": {
    "h": 209.302,
    "s": 52.653,
    "l": 48.039
  },
  "oklch": {
    "l": 0.57291,
    "c": 0.11855,
    "h": 249.7
  },
  "luminance": 0.18903
}

Semantic roles & 50–950 ramp

primary

#3A7CBB

secondary

#C8A888

accent

#924CDC

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3A7CBB

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

Preview Lab → · Contrast checker → · Palette generator →