#12657B#12657B

#12657B is a mid, moderate cyan. Relative luminance 0.109; OKLCH L 47.1% C 0.081 H 221.1°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#12657B
RGB	rgb(18, 101, 123)
HSL	hsl(193, 74%, 28%)
HSV	hsv(193, 85%, 48%)
CMYK	cmyk(85.4%, 17.9%, 0%, 51.8%)
CIE-LAB	lab(39.35, -15.19, -18.98)
CIE-LCH	lch(39.35, 24.31, 231.32°)
OKLab	oklab(47.1% -0.061 -0.0532)
OKLCH	oklch(47.1% 0.081 221.1)
XYZ	xyz(8.4768, 10.8649, 20.3854)
Luminance	0.1087 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12657B #7B2812

analogous

#127B5C #12657B #12317B

triadic

#12657B #7B1265 #657B12

tetradic

#12657B #5C127B #7B2812 #317B12

square

#12657B #5C127B #7B2812 #317B12

split-complementary

#12657B #7B1231 #7B5C12

monochromatic

#04161B #0A3946 #12657B #1A91B0 #28B9E0

Accessibility & contrast

On white

6.62

#12657B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#12657B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #12657B

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12657B	#FFFFFF	#000000	##FFFFFF
##12657B	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58627C

Deuteranopia (green-blind)

#4A587B

Tritanopia (blue-blind)

#006C6C

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #12657b;
/* rgb */ color: rgb(18, 101, 123);
/* oklch */ color: oklch(47.1% 0.081 221.1);

Tailwind

colors: {
  custom: {
    50: '#6591a1',
    500: '#12657b',
    950: '#000000',
  },
}

SCSS

$custom: #12657b;
$custom-light: #6591a1;
$custom-dark: #000000;

JSON

{
  "hex": "#12657b",
  "rgb": {
    "r": 18,
    "g": 101,
    "b": 123
  },
  "hsl": {
    "h": 192.571,
    "s": 74.468,
    "l": 27.647
  },
  "oklch": {
    "l": 0.47095,
    "c": 0.08094,
    "h": 221.1
  },
  "luminance": 0.10866
}

Semantic roles & 50–950 ramp

primary

#12657B

secondary

#B15138

accent

#5E37F1

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070C0F

muted

#7A7D7E

Preview Lab

Preview with #12657B

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

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