#73A3AA
Closest named color: Greyblue (#77A1B5). oklch(68.4% 0.052 207.3), rgb(115, 163, 170).
Aa
Black text reads best on this color (7.54:1).
About this color
#73A3AA is a medium-light, muted teal or cyan. In OKLCH its lightness is 68%, its chroma 0.052 and its hue 207°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.020 away. Black text reads best on it, at 7.54:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.54:1 |
| White text | 2.78:1 |
Values
| HEX | #73A3AA |
| RGB | rgb(115, 163, 170) |
| HSL | hsl(188, 24%, 56%) |
| OKLCH | oklch(68.4% 0.052 207.3) |
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 #73A3AA | 2.78:1 | Fails | Lc -58.8 | Large or bold text, headings |
| Black text on #73A3AA | 7.54:1 | AAA | Lc 50.5 | Large or bold text, headings |
| #73A3AA text on white | 2.78:1 | Fails | Lc 53.6 | Large or bold text, headings |
| #73A3AA text on black | 7.54:1 | AAA | Lc -48.3 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECED
oklch(93.7% 0.01 204.9)
-
Step 200
200
#CCDDDF
oklch(88.5% 0.018 205.3)
-
Step 300
300
#A9C7CB
oklch(80.9% 0.033 206.4)
-
Step 400
400 (this color)
#73A3AA
oklch(68.4% 0.052 207.3)
-
Step 500
500
#55959E
oklch(63% 0.067 207.2)
-
Step 600
600
#377F89
oklch(55.5% 0.073 207.6)
-
Step 700
700
#296B74
oklch(49% 0.067 207.6)
-
Step 800
800
#24585F
oklch(42.8% 0.056 207.2)
-
Step 900
900
#23484D
oklch(37.6% 0.043 206.9)
-
Step 950
950
#152A2D
oklch(26.9% 0.027 207.4)
#73A3AA 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) | #9B9FAA | 0.051 |
| Deuteranopia (no green cones) | #9298AA | 0.047 |
| Tritanopia (no blue cones) | #5FA7A5 | 0.025 |
| Achromatopsia (no color) | #9B9B9B | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73A3AA
#73A3AA
oklch(68.4% 0.052 207.3)
- #B88E88
#B88E88
oklch(68.5% 0.052 27.8)
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 #73A3AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.020
- Bluegrey #85A3B2 ΔE 0.026
- Bluey Grey #89A0B0 ΔE 0.030
- Cadet Blue #5F9EA0 ΔE 0.030
- Cool Grey #95A3A6 ΔE 0.042
- Cool Gray #8D99AE ΔE 0.043
- Dull Teal #5F9E8F ΔE 0.048
- Pewter #96A8A1 ΔE 0.049
Use #73A3AA 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.