#1C7AB4#1C7AB4

#1C7AB4 is a mid, vivid cyan. Relative luminance 0.175; OKLCH L 55.6% C 0.122 H 242.2°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#1C7AB4
RGB	rgb(28, 122, 180)
HSL	hsl(203, 73%, 41%)
HSV	hsv(203, 84%, 71%)
CMYK	cmyk(84.4%, 32.2%, 0%, 29.4%)
CIE-LAB	lab(48.83, -5.27, -37.98)
CIE-LCH	lch(48.83, 38.34, 262.10°)
OKLab	oklab(55.58% -0.0569 -0.1079)
OKLCH	oklch(55.58% 0.122 242.2)
XYZ	xyz(15.6734, 17.4592, 45.7151)
Luminance	0.1746 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C7AB4 #B4561C

analogous

#1CB4A2 #1C7AB4 #1C2EB4

triadic

#1C7AB4 #B41C7A #7AB41C

tetradic

#1C7AB4 #A21CB4 #B4561C #2EB41C

square

#1C7AB4 #A21CB4 #B4561C #2EB41C

split-complementary

#1C7AB4 #B41C2E #B4A21C

monochromatic

#0C324A #14567F #1C7AB4 #2F9BDF #64B5E7

Accessibility & contrast

On white

4.67

#1C7AB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#1C7AB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1C7AB4

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C7AB4	#FFFFFF	#000000	##FFFFFF
##1C7AB4	1.00	4.67	4.49	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E7BB7

Deuteranopia (green-blind)

#4A6EB3

Tritanopia (blue-blind)

#00888F

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #1c7ab4;
/* rgb */ color: rgb(28, 122, 180);
/* oklch */ color: oklch(55.6% 0.122 242.2);

Tailwind

colors: {
  custom: {
    50: '#74a0cb',
    500: '#1c7ab4',
    950: '#000000',
  },
}

SCSS

$custom: #1c7ab4;
$custom-light: #74a0cb;
$custom-dark: #000000;

JSON

{
  "hex": "#1c7ab4",
  "rgb": {
    "r": 28,
    "g": 122,
    "b": 180
  },
  "hsl": {
    "h": 202.895,
    "s": 73.077,
    "l": 40.784
  },
  "oklch": {
    "l": 0.55583,
    "c": 0.12197,
    "h": 242.2
  },
  "luminance": 0.17461
}

Semantic roles & 50–950 ramp

primary

#1C7AB4

secondary

#CC8960

accent

#7E38F0

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #1C7AB4

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

Preview Lab → · Contrast checker → · Palette generator →