#73BBC5
Closest named color: Light Grey Blue (#9DBCD4). oklch(74.8% 0.073 207), rgb(115, 187, 197).
Aa
Black text reads best on this color (9.64:1).
About this color
#73BBC5 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 75%, its chroma 0.073 and its hue 207°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.054 away. Black text reads best on it, at 9.64:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.64:1 |
| White text | 2.17:1 |
Values
| HEX | #73BBC5 |
| RGB | rgb(115, 187, 197) |
| HSL | hsl(187, 41%, 61%) |
| OKLCH | oklch(74.8% 0.073 207) |
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 #73BBC5 | 2.17:1 | Fails | Lc -47.4 | Large or bold text, headings |
| Black text on #73BBC5 | 9.64:1 | AAA | Lc 61.2 | Content text, not long reading |
| #73BBC5 text on white | 2.17:1 | Fails | Lc 42.7 | Non-text elements, placeholder text |
| #73BBC5 text on black | 9.64:1 | AAA | Lc -59.5 | 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
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E0EDEE
oklch(93.7% 0.014 202.5)
-
Step 200
200
#C7DEE2
oklch(88.5% 0.025 209.3)
-
Step 300
300
#9FCAD0
oklch(81% 0.046 206.8)
-
Step 400
400 (this color)
#73BBC5
oklch(74.8% 0.073 207)
-
Step 500
500
#3199A6
oklch(63% 0.094 207.1)
-
Step 600
600
#00838F
oklch(55.7% 0.095 206.1)
-
Step 700
700
#006E79
oklch(49.2% 0.084 206.9)
-
Step 800
800
#005A63
oklch(42.7% 0.073 206.6)
-
Step 900
900
#094A52
oklch(37.6% 0.061 207.9)
-
Step 950
950
#0A2C30
oklch(27.1% 0.039 206.2)
#73BBC5 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) | #B0B6C6 | 0.072 |
| Deuteranopia (no green cones) | #A2ABC5 | 0.066 |
| Tritanopia (no blue cones) | #4FC1BE | 0.036 |
| Achromatopsia (no color) | #B0B0B0 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73BBC5
#73BBC5
oklch(74.8% 0.073 207)
- #D89C94
#D89C94
oklch(74.8% 0.073 27.5)
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 #73BBC5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.054
- Light Cornflower Blue #98C1D9 ΔE 0.054
- Cool Steel #97A7B3 ΔE 0.061
- Pale Teal #82CBB2 ΔE 0.063
- Medium Turquoise #48D1CC ΔE 0.063
- Vivid Sky Blue #4CC9F0 ΔE 0.064
- Bluegrey #85A3B2 ΔE 0.064
- Dark Turquoise #00CED1 ΔE 0.065
Use #73BBC5 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.