#73B7C4
Closest named color: Cool Steel (#97A7B3). oklch(73.9% 0.071 211), rgb(115, 183, 196).
Aa
Black text reads best on this color (9.29:1).
About this color
#73B7C4 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 74%, its chroma 0.071 and its hue 211°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.054 away. Black text reads best on it, at 9.29:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 9.29:1 |
| White text | 2.25:1 |
Values
| HEX | #73B7C4 |
| RGB | rgb(115, 183, 196) |
| HSL | hsl(190, 41%, 61%) |
| OKLCH | oklch(73.9% 0.071 211) |
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 #73B7C4 | 2.25:1 | Fails | Lc -49.2 | Large or bold text, headings |
| Black text on #73B7C4 | 9.29:1 | AAA | Lc 59.6 | Large or bold text, headings |
| #73B7C4 text on white | 2.25:1 | Fails | Lc 44.4 | Non-text elements, placeholder text |
| #73B7C4 text on black | 9.29:1 | AAA | Lc -57.7 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#E1ECEF
oklch(93.6% 0.012 215.8)
-
Step 200
200
#C7DEE2
oklch(88.5% 0.025 209.3)
-
Step 300
300
#A0C9D1
oklch(80.9% 0.045 210.8)
-
Step 400
400 (this color)
#73B7C4
oklch(73.9% 0.071 211)
-
Step 500
500
#3898A9
oklch(63.1% 0.091 211.5)
-
Step 600
600
#008293
oklch(55.6% 0.096 210.7)
-
Step 700
700
#006D7C
oklch(49% 0.085 211.2)
-
Step 800
800
#005966
oklch(42.6% 0.074 211.8)
-
Step 900
900
#0F4A53
oklch(37.7% 0.059 210.1)
-
Step 950
950
#0C2B31
oklch(26.9% 0.038 212.5)
#73B7C4 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) | #ACB2C5 | 0.068 |
| Deuteranopia (no green cones) | #9FA8C4 | 0.062 |
| Tritanopia (no blue cones) | #50BDBB | 0.038 |
| Achromatopsia (no color) | #ACACAC | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73B7C4
#73B7C4
oklch(73.9% 0.071 211)
- #D49A8F
#D49A8F
oklch(73.9% 0.072 30.9)
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 #73B7C4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.054
- Bluegrey #85A3B2 ΔE 0.054
- Light Grey Blue #9DBCD4 ΔE 0.057
- Light Cornflower Blue #98C1D9 ΔE 0.059
- Greyblue #77A1B5 ΔE 0.059
- Pewter #96A8A1 ΔE 0.061
- Bluey Grey #89A0B0 ΔE 0.063
- Cool Grey #95A3A6 ΔE 0.064
Use #73B7C4 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.