#00AAA1
Closest named color: Light Sea Green (#20B2AA). oklch(66.5% 0.116 188.1), rgb(0, 170, 161).
Aa
Black text reads best on this color (7.26:1).
About this color
#00AAA1 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 67%, its chroma 0.116 and its hue 188°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sea Green (#20B2AA), ΔE 0.026 away. Black text reads best on it, at 7.26:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.116) |
| Temperature | cool |
| Nearest name | Light Sea Green (#20B2AA) |
| Black text | 7.26:1 |
| White text | 2.89:1 |
Values
| HEX | #00AAA1 |
| RGB | rgb(0, 170, 161) |
| HSL | hsl(177, 100%, 33%) |
| OKLCH | oklch(66.5% 0.116 188.1) |
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 #00AAA1 | 2.89:1 | Fails | Lc -59.8 | Large or bold text, headings |
| Black text on #00AAA1 | 7.26:1 | AAA | Lc 49.5 | Large or bold text, headings |
| #00AAA1 text on white | 2.89:1 | Fails | Lc 54.5 | Large or bold text, headings |
| #00AAA1 text on black | 7.26:1 | AAA | Lc -47.3 | 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 500.
-
Step 50
50
#F0F7F6
oklch(97.1% 0.008 186.9)
-
Step 100
100
#DEEEEC
oklch(93.7% 0.017 187.9)
-
Step 200
200
#C3E0DD
oklch(88.5% 0.031 189)
-
Step 300
300
#97CDC7
oklch(80.9% 0.057 187.6)
-
Step 400
400
#54B3AB
oklch(70.7% 0.091 188)
-
Step 500
500 (this color)
#00AAA1
oklch(66.5% 0.116 188.1)
-
Step 600
600
#00857E
oklch(55.6% 0.097 188.3)
-
Step 700
700
#00706A
oklch(49.1% 0.085 188.3)
-
Step 800
800
#005C57
oklch(42.8% 0.074 188.4)
-
Step 900
900
#004C48
oklch(37.6% 0.065 188.7)
-
Step 950
950
#002E2B
oklch(27.1% 0.047 188)
#00AAA1 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) | #A0A0A1 | 0.123 |
| Deuteranopia (no green cones) | #8D92A2 | 0.116 |
| Tritanopia (no blue cones) | #00AFA7 | 0.015 |
| Achromatopsia (no color) | #989898 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00AAA1
#00AAA1
oklch(66.5% 0.116 188.1)
- #CF7486
#CF7486
oklch(66.5% 0.115 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 #00AAA1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sea Green #20B2AA ΔE 0.026
- Persian Green #2A9D8F ΔE 0.039
- Greeny Blue #42B395 ΔE 0.043
- Blue Green #0F9B8E ΔE 0.046
- Sea #3C9992 ΔE 0.048
- Topaz #13BBAF ΔE 0.050
- Dull Teal #5F9E8F ΔE 0.051
- Turquoise Blue #06B1C4 ΔE 0.052
Use #00AAA1 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.