#3A7FB9#3A7FB9

#3A7FB9 is a mid, moderate cyan. Relative luminance 0.196; OKLCH L 57.9% C 0.113 H 246.8°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#3A7FB9
RGB	rgb(58, 127, 185)
HSL	hsl(207, 52%, 48%)
HSV	hsv(207, 69%, 73%)
CMYK	cmyk(68.6%, 31.4%, 0%, 27.5%)
CIE-LAB	lab(51.36, -2.74, -36.83)
CIE-LCH	lch(51.36, 36.93, 265.75°)
OKLab	oklab(57.88% -0.0447 -0.1042)
OKLCH	oklch(57.88% 0.113 246.8)
XYZ	xyz(18.0880, 19.5791, 48.7154)
Luminance	0.1958 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7FB9 #B9743A

analogous

#3AB9B4 #3A7FB9 #3A3FB9

triadic

#3A7FB9 #B93A7F #7FB93A

tetradic

#3A7FB9 #B43AB9 #B9743A #3FB93A

square

#3A7FB9 #B43AB9 #B9743A #3FB93A

split-complementary

#3A7FB9 #B93A3F #B9B43A

monochromatic

#1D3F5C #2B5F8A #3A7FB9 #629DCE #91BADC

Accessibility & contrast

On white

4.27

#3A7FB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#3A7FB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7FB9

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7FB9	#FFFFFF	#000000	##000000
##3A7FB9	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6581BC

Deuteranopia (green-blind)

#5475B8

Tritanopia (blue-blind)

#008D94

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3a7fb9;
/* rgb */ color: rgb(58, 127, 185);
/* oklch */ color: oklch(57.9% 0.113 246.8);

Tailwind

colors: {
  custom: {
    50: '#7ea3ce',
    500: '#3a7fb9',
    950: '#000000',
  },
}

SCSS

$custom: #3a7fb9;
$custom-light: #7ea3ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7fb9",
  "rgb": {
    "r": 58,
    "g": 127,
    "b": 185
  },
  "hsl": {
    "h": 207.402,
    "s": 52.263,
    "l": 47.647
  },
  "oklch": {
    "l": 0.57878,
    "c": 0.11338,
    "h": 246.8
  },
  "luminance": 0.19581
}

Semantic roles & 50–950 ramp

primary

#3A7FB9

secondary

#C7A587

accent

#8E4CDC

background

#F8FAFC

surface

#EFF3F9

border

#CACDD2

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3A7FB9

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

Preview Lab → · Contrast checker → · Palette generator →