#73B1CB
Closest named color: Bluegrey (#85A3B2). oklch(72.8% 0.074 226.4), rgb(115, 177, 203).
Aa
Black text reads best on this color (8.88:1).
About this color
#73B1CB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 73%, its chroma 0.074 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegrey (#85A3B2), ΔE 0.046 away. Black text reads best on it, at 8.88:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Bluegrey (#85A3B2) |
| Black text | 8.88:1 |
| White text | 2.36:1 |
Values
| HEX | #73B1CB |
| RGB | rgb(115, 177, 203) |
| HSL | hsl(198, 46%, 62%) |
| OKLCH | oklch(72.8% 0.074 226.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #73B1CB | 2.36:1 | Fails | Lc -51.5 | Large or bold text, headings |
| Black text on #73B1CB | 8.88:1 | AAA | Lc 57.5 | Large or bold text, headings |
| #73B1CB text on white | 2.36:1 | Fails | Lc 46.5 | Large or bold text, headings |
| #73B1CB text on black | 8.88:1 | AAA | Lc -55.5 | Large or bold text, headings |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 400.
-
Step 50
50
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C8DDE6
oklch(88.5% 0.026 225.3)
-
Step 300
300
#A2C7D8
oklch(80.8% 0.046 227.5)
-
Step 400
400 (this color)
#73B1CB
oklch(72.8% 0.074 226.4)
-
Step 500
500
#4095B5
oklch(63.1% 0.094 226.1)
-
Step 600
600
#117FA1
oklch(55.6% 0.102 225.9)
-
Step 700
700
#006B8A
oklch(49.2% 0.095 226.5)
-
Step 800
800
#085770
oklch(42.6% 0.079 226.5)
-
Step 900
900
#14485B
oklch(37.7% 0.062 226.7)
-
Step 950
950
#0E2A35
oklch(26.9% 0.039 226.8)
#73B1CB with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #A3AECC | 0.057 |
| Deuteranopia (no green cones) | #96A4CB | 0.051 |
| Tritanopia (no blue cones) | #4DB9B9 | 0.052 |
| Achromatopsia (no color) | #A8A8A8 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73B1CB
#73B1CB
oklch(72.8% 0.074 226.4)
- #CF9980
#CF9980
oklch(72.8% 0.074 45.9)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #73B1CB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegrey #85A3B2 ΔE 0.046
- Greyblue #77A1B5 ΔE 0.047
- Cool Steel #97A7B3 ΔE 0.051
- Bluey Grey #89A0B0 ΔE 0.053
- Light Grey Blue #9DBCD4 ΔE 0.061
- Cool Grey #95A3A6 ΔE 0.062
- Turquoise Blue #06B1C4 ΔE 0.063
- Light Cornflower Blue #98C1D9 ΔE 0.065
Use #73B1CB in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.