#318BB9#318BB9

#318BB9 is a mid, moderate cyan. Relative luminance 0.226; OKLCH L 60.4% C 0.109 H 235.2°. Best body text is #000000 at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#318BB9
RGB	rgb(49, 139, 185)
HSL	hsl(200, 58%, 46%)
HSV	hsv(200, 74%, 73%)
CMYK	cmyk(73.5%, 24.9%, 0%, 27.5%)
CIE-LAB	lab(54.68, -11.00, -31.66)
CIE-LCH	lch(54.68, 33.51, 250.84°)
OKLab	oklab(60.43% -0.062 -0.0892)
OKLCH	oklch(60.43% 0.109 235.2)
XYZ	xyz(19.2527, 22.6188, 49.2407)
Luminance	0.2262 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318BB9 #B95F31

analogous

#31B9A3 #318BB9 #3147B9

triadic

#318BB9 #B9318B #8BB931

tetradic

#318BB9 #A331B9 #B95F31 #47B931

square

#318BB9 #A331B9 #B95F31 #47B931

split-complementary

#318BB9 #B93147 #B9A331

monochromatic

#174258 #246789 #318BB9 #55A8D2 #86C1DF

Accessibility & contrast

On white

3.80

#318BB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.52

#318BB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318BB9

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318BB9	#FFFFFF	#000000	##000000
##318BB9	1.00	3.80	5.52	5.52
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.52	21.00	1.00	1.00
##000000	5.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#758ABB

Deuteranopia (green-blind)

#627DB8

Tritanopia (blue-blind)

#00979B

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #318bb9;
/* rgb */ color: rgb(49, 139, 185);
/* oklch */ color: oklch(60.4% 0.109 235.2);

Tailwind

colors: {
  custom: {
    50: '#7bacce',
    500: '#318bb9',
    950: '#000000',
  },
}

SCSS

$custom: #318bb9;
$custom-light: #7bacce;
$custom-dark: #000000;

JSON

{
  "hex": "#318bb9",
  "rgb": {
    "r": 49,
    "g": 139,
    "b": 185
  },
  "hsl": {
    "h": 200.294,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.6043,
    "c": 0.10858,
    "h": 235.2
  },
  "luminance": 0.22621
}

Semantic roles & 50–950 ramp

primary

#318BB9

secondary

#C8977D

accent

#7B46E1

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #318BB9

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

Preview Lab → · Contrast checker → · Palette generator →