#73BCC4
Closest named color: Light Cornflower Blue (#98C1D9). oklch(75% 0.074 204.7), rgb(115, 188, 196).
Aa
Black text reads best on this color (9.71:1).
About this color
#73BCC4 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 75%, its chroma 0.074 and its hue 205°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.054 away. Black text reads best on it, at 9.71:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 9.71:1 |
| White text | 2.16:1 |
Values
| HEX | #73BCC4 |
| RGB | rgb(115, 188, 196) |
| HSL | hsl(186, 41%, 61%) |
| OKLCH | oklch(75% 0.074 204.7) |
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 #73BCC4 | 2.16:1 | Fails | Lc -47.0 | Large or bold text, headings |
| Black text on #73BCC4 | 9.71:1 | AAA | Lc 61.6 | Content text, not long reading |
| #73BCC4 text on white | 2.16:1 | Fails | Lc 42.3 | Non-text elements, placeholder text |
| #73BCC4 text on black | 9.71:1 | AAA | Lc -59.9 | 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
#C7DEE1
oklch(88.4% 0.025 206.2)
-
Step 300
300
#9ECACF
oklch(80.9% 0.047 204.9)
-
Step 400
400 (this color)
#73BCC4
oklch(75% 0.074 204.7)
-
Step 500
500
#309AA4
oklch(63.2% 0.094 204.2)
-
Step 600
600
#00838D
oklch(55.6% 0.095 204.2)
-
Step 700
700
#006E77
oklch(49.1% 0.084 204.7)
-
Step 800
800
#005A62
oklch(42.7% 0.073 205.3)
-
Step 900
900
#074B51
oklch(37.8% 0.062 204.5)
-
Step 950
950
#092C2F
oklch(27% 0.039 203.3)
#73BCC4 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) | #B1B6C5 | 0.073 |
| Deuteranopia (no green cones) | #A4ACC4 | 0.068 |
| Tritanopia (no blue cones) | #4FC1BE | 0.034 |
| Achromatopsia (no color) | #B0B0B0 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73BCC4
#73BCC4
oklch(75% 0.074 204.7)
- #D99C97
#D99C97
oklch(75% 0.074 24.2)
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 #73BCC4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.054
- Light Grey Blue #9DBCD4 ΔE 0.055
- Pale Teal #82CBB2 ΔE 0.059
- Medium Turquoise #48D1CC ΔE 0.060
- Dark Turquoise #00CED1 ΔE 0.063
- Cool Steel #97A7B3 ΔE 0.063
- Vivid Sky Blue #4CC9F0 ΔE 0.064
- Pewter #96A8A1 ΔE 0.067
Use #73BCC4 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.