#3A7DBB#3A7DBB

#3A7DBB is a mid, moderate cyan. Relative luminance 0.192; OKLCH L 57.5% C 0.118 H 249.0°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#3A7DBB
RGB	rgb(58, 125, 187)
HSL	hsl(209, 53%, 48%)
HSV	hsv(209, 69%, 73%)
CMYK	cmyk(69%, 33.2%, 0%, 26.7%)
CIE-LAB	lab(50.87, -0.84, -38.76)
CIE-LCH	lch(50.87, 38.77, 268.75°)
OKLab	oklab(57.52% -0.0421 -0.1098)
OKLCH	oklch(57.52% 0.118 249)
XYZ	xyz(18.0448, 19.1527, 49.7499)
Luminance	0.1915 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7DBB #BB783A

analogous

#3ABBB8 #3A7DBB #3A3DBB

triadic

#3A7DBB #BB3A7D #7DBB3A

tetradic

#3A7DBB #B83ABB #BB783A #3DBB3A

square

#3A7DBB #B83ABB #BB783A #3DBB3A

split-complementary

#3A7DBB #BB3A3D #BBB83A

monochromatic

#1D3F5E #2C5E8C #3A7DBB #639BCF #92B9DD

Accessibility & contrast

On white

4.35

#3A7DBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#3A7DBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7DBB

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7DBB	#FFFFFF	#000000	##000000
##3A7DBB	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6180BE

Deuteranopia (green-blind)

#4F74BA

Tritanopia (blue-blind)

#008C93

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3a7dbb;
/* rgb */ color: rgb(58, 125, 187);
/* oklch */ color: oklch(57.5% 0.118 249.0);

Tailwind

colors: {
  custom: {
    50: '#7fa2d0',
    500: '#3a7dbb',
    950: '#000000',
  },
}

SCSS

$custom: #3a7dbb;
$custom-light: #7fa2d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7dbb",
  "rgb": {
    "r": 58,
    "g": 125,
    "b": 187
  },
  "hsl": {
    "h": 208.837,
    "s": 52.653,
    "l": 48.039
  },
  "oklch": {
    "l": 0.57523,
    "c": 0.11762,
    "h": 249
  },
  "luminance": 0.19155
}

Semantic roles & 50–950 ramp

primary

#3A7DBB

secondary

#C8A788

accent

#914CDC

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0F14

muted

#7C7E82

Preview Lab

Preview with #3A7DBB

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

Preview Lab → · Contrast checker → · Palette generator →