#5AAA9E
Closest named color: Dull Teal (#5F9E8F). oklch(68.4% 0.081 183), rgb(90, 170, 158).
Aa
Black text reads best on this color (7.67:1).
About this color
#5AAA9E is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 68%, its chroma 0.081 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Dull Teal (#5F9E8F), ΔE 0.035 away. Black text reads best on it, at 7.67:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Dull Teal (#5F9E8F) |
| Black text | 7.67:1 |
| White text | 2.73:1 |
Values
| HEX | #5AAA9E |
| RGB | rgb(90, 170, 158) |
| HSL | hsl(171, 32%, 51%) |
| OKLCH | oklch(68.4% 0.081 183) |
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 #5AAA9E | 2.73:1 | Fails | Lc -58.0 | Large or bold text, headings |
| Black text on #5AAA9E | 7.67:1 | AAA | Lc 51.3 | Large or bold text, headings |
| #5AAA9E text on white | 2.73:1 | Fails | Lc 52.8 | Large or bold text, headings |
| #5AAA9E text on black | 7.67:1 | AAA | Lc -49.1 | 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
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E0EDEB
oklch(93.6% 0.014 185.9)
-
Step 200
200
#C6E0DB
oklch(88.6% 0.028 182.8)
-
Step 300
300
#9DCCC4
oklch(81% 0.051 183.5)
-
Step 400
400 (this color)
#5AAA9E
oklch(68.4% 0.081 183)
-
Step 500
500
#259E8F
oklch(63.2% 0.104 182.5)
-
Step 600
600
#008679
oklch(55.7% 0.099 183.1)
-
Step 700
700
#007065
oklch(49% 0.087 183.1)
-
Step 800
800
#005C53
oklch(42.6% 0.076 183.4)
-
Step 900
900
#004D45
oklch(37.7% 0.067 183.1)
-
Step 950
950
#072D28
oklch(26.9% 0.043 182.5)
#5AAA9E 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) | #A3A29E | 0.086 |
| Deuteranopia (no green cones) | #96989F | 0.082 |
| Tritanopia (no blue cones) | #36ADA6 | 0.024 |
| Achromatopsia (no color) | #9C9C9C | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5AAA9E
#5AAA9E
oklch(68.4% 0.081 183)
- #C48494
#C48494
oklch(68.3% 0.081 3.1)
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 #5AAA9E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Teal #5F9E8F ΔE 0.035
- Light Sea Green #20B2AA ΔE 0.035
- Cadet Blue #5F9EA0 ΔE 0.036
- Greeny Blue #42B395 ΔE 0.037
- Grey Teal #5E9B8A ΔE 0.044
- Tea #65AB7C ΔE 0.049
- Topaz #13BBAF ΔE 0.052
- Greeny Grey #7EA07A ΔE 0.055
Use #5AAA9E 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.