#3A7BB5#3A7BB5

#3A7BB5 is a mid, moderate cyan. Relative luminance 0.184; OKLCH L 56.7% C 0.112 H 248.1°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#3A7BB5
RGB	rgb(58, 123, 181)
HSL	hsl(208, 51%, 47%)
HSV	hsv(208, 68%, 71%)
CMYK	cmyk(68%, 32%, 0%, 29%)
CIE-LAB	lab(49.98, -1.76, -36.70)
CIE-LCH	lch(49.98, 36.74, 267.25°)
OKLab	oklab(56.73% -0.0418 -0.1039)
OKLCH	oklch(56.73% 0.112 248.1)
XYZ	xyz(17.1652, 18.3999, 46.3540)
Luminance	0.1840 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7BB5 #B5743A

analogous

#3AB5B2 #3A7BB5 #3A3EB5

triadic

#3A7BB5 #B53A7B #7BB53A

tetradic

#3A7BB5 #B23AB5 #B5743A #3EB53A

square

#3A7BB5 #B23AB5 #B5743A #3EB53A

split-complementary

#3A7BB5 #B53A3E #B5B23A

monochromatic

#1C3C58 #2B5C87 #3A7BB5 #6099CC #8EB7DB

Accessibility & contrast

On white

4.49

#3A7BB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#3A7BB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7BB5

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7BB5	#FFFFFF	#000000	##000000
##3A7BB5	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#617DB7

Deuteranopia (green-blind)

#5072B4

Tritanopia (blue-blind)

#008990

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3a7bb5;
/* rgb */ color: rgb(58, 123, 181);
/* oklch */ color: oklch(56.7% 0.112 248.1);

Tailwind

colors: {
  custom: {
    50: '#7ea0cb',
    500: '#3a7bb5',
    950: '#000000',
  },
}

SCSS

$custom: #3a7bb5;
$custom-light: #7ea0cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7bb5",
  "rgb": {
    "r": 58,
    "g": 123,
    "b": 181
  },
  "hsl": {
    "h": 208.293,
    "s": 51.464,
    "l": 46.863
  },
  "oklch": {
    "l": 0.56727,
    "c": 0.11196,
    "h": 248.1
  },
  "luminance": 0.18402
}

Semantic roles & 50–950 ramp

primary

#3A7BB5

secondary

#C6A485

accent

#904DDB

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3A7BB5

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

Preview Lab → · Contrast checker → · Palette generator →