#55A997
Closest named color: Dull Teal (#5F9E8F). oklch(67.7% 0.087 177.7), rgb(85, 169, 151).
Aa
Black text reads best on this color (7.50:1).
About this color
#55A997 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 68%, its chroma 0.087 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Dull Teal (#5F9E8F), ΔE 0.030 away. Black text reads best on it, at 7.50:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Dull Teal (#5F9E8F) |
| Black text | 7.50:1 |
| White text | 2.79:1 |
Values
| HEX | #55A997 |
| RGB | rgb(85, 169, 151) |
| HSL | hsl(167, 33%, 50%) |
| OKLCH | oklch(67.7% 0.087 177.7) |
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 #55A997 | 2.79:1 | Fails | Lc -58.9 | Large or bold text, headings |
| Black text on #55A997 | 7.50:1 | AAA | Lc 50.4 | Large or bold text, headings |
| #55A997 text on white | 2.79:1 | Fails | Lc 53.7 | Large or bold text, headings |
| #55A997 text on black | 7.50:1 | AAA | Lc -48.2 | 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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E0EDEA
oklch(93.6% 0.014 180.7)
-
Step 200
200
#C5E0D9
oklch(88.5% 0.03 178.3)
-
Step 300
300
#9BCDC0
oklch(80.9% 0.055 177.1)
-
Step 400
400 (this color)
#55A997
oklch(67.7% 0.087 177.7)
-
Step 500
500
#1B9F89
oklch(63.1% 0.111 177.7)
-
Step 600
600
#008673
oklch(55.5% 0.102 178.1)
-
Step 700
700
#007160
oklch(49.1% 0.091 177.4)
-
Step 800
800
#005D4F
oklch(42.8% 0.079 177.8)
-
Step 900
900
#004D41
oklch(37.6% 0.069 177.7)
-
Step 950
950
#052E26
oklch(27.1% 0.046 176.5)
#55A997 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) | #A3A096 | 0.091 |
| Deuteranopia (no green cones) | #969698 | 0.088 |
| Tritanopia (no blue cones) | #2FABA4 | 0.027 |
| Achromatopsia (no color) | #9A9A9A | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55A997
#55A997
oklch(67.7% 0.087 177.7)
- #C38197
#C38197
oklch(67.7% 0.086 358.1)
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 #55A997, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Teal #5F9E8F ΔE 0.030
- Greeny Blue #42B395 ΔE 0.032
- Light Sea Green #20B2AA ΔE 0.037
- Grey Teal #5E9B8A ΔE 0.039
- Cadet Blue #5F9EA0 ΔE 0.039
- Tea #65AB7C ΔE 0.041
- Persian Green #2A9D8F ΔE 0.049
- Greeny Grey #7EA07A ΔE 0.051
Use #55A997 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.