#308BB6#308BB6

#308BB6 is a mid, moderate cyan. Relative luminance 0.225; OKLCH L 60.3% C 0.106 H 233.2°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#308BB6
RGB	rgb(48, 139, 182)
HSL	hsl(199, 58%, 45%)
HSV	hsv(199, 74%, 71%)
CMYK	cmyk(73.6%, 23.6%, 0%, 28.6%)
CIE-LAB	lab(54.52, -12.17, -30.19)
CIE-LCH	lch(54.52, 32.55, 248.04°)
OKLab	oklab(60.26% -0.0635 -0.0849)
OKLCH	oklch(60.26% 0.106 233.2)
XYZ	xyz(18.8917, 22.4688, 47.5882)
Luminance	0.2247 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#308BB6 #B65B30

analogous

#30B69E #308BB6 #3048B6

triadic

#308BB6 #B6308B #8BB630

tetradic

#308BB6 #9E30B6 #B65B30 #48B630

square

#308BB6 #9E30B6 #B65B30 #48B630

split-complementary

#308BB6 #B63048 #B69E30

monochromatic

#164155 #236686 #308BB6 #52A8D1 #82C1DE

Accessibility & contrast

On white

3.82

#308BB6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#308BB6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #308BB6

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##308BB6	#FFFFFF	#000000	##000000
##308BB6	1.00	3.82	5.49	5.49
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#768AB8

Deuteranopia (green-blind)

#647DB5

Tritanopia (blue-blind)

#009699

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #308bb6;
/* rgb */ color: rgb(48, 139, 182);
/* oklch */ color: oklch(60.3% 0.106 233.2);

Tailwind

colors: {
  custom: {
    50: '#7baccc',
    500: '#308bb6',
    950: '#000000',
  },
}

SCSS

$custom: #308bb6;
$custom-light: #7baccc;
$custom-dark: #000000;

JSON

{
  "hex": "#308bb6",
  "rgb": {
    "r": 48,
    "g": 139,
    "b": 182
  },
  "hsl": {
    "h": 199.254,
    "s": 58.261,
    "l": 45.098
  },
  "oklch": {
    "l": 0.60255,
    "c": 0.10606,
    "h": 233.2
  },
  "luminance": 0.22471
}

Semantic roles & 50–950 ramp

primary

#308BB6

secondary

#C7937B

accent

#7846E1

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #308BB6

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

Preview Lab → · Contrast checker → · Palette generator →