#00A990
Closest named color: Persian Green (#2A9D8F). oklch(65.7% 0.122 177.1), rgb(0, 169, 144).
Aa
Black text reads best on this color (7.07:1).
About this color
#00A990 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 66%, its chroma 0.122 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Persian Green (#2A9D8F), ΔE 0.035 away. Black text reads best on it, at 7.07:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.122) |
| Temperature | cool |
| Nearest name | Persian Green (#2A9D8F) |
| Black text | 7.07:1 |
| White text | 2.96:1 |
Values
| HEX | #00A990 |
| RGB | rgb(0, 169, 144) |
| HSL | hsl(171, 100%, 33%) |
| OKLCH | oklch(65.7% 0.122 177.1) |
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 #00A990 | 2.96:1 | Fails | Lc -60.9 | Content text, not long reading |
| Black text on #00A990 | 7.07:1 | AAA | Lc 48.5 | Large or bold text, headings |
| #00A990 text on white | 2.96:1 | Fails | Lc 55.6 | Large or bold text, headings |
| #00A990 text on black | 7.07:1 | AAA | Lc -46.2 | 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 500.
-
Step 50
50
#F0F7F5
oklch(97% 0.008 177.3)
-
Step 100
100
#DFEEE9
oklch(93.7% 0.017 174)
-
Step 200
200
#C3E1D9
oklch(88.6% 0.033 177.7)
-
Step 300
300
#98CEC0
oklch(81% 0.059 176.9)
-
Step 400
400
#56B4A0
oklch(70.7% 0.095 177.6)
-
Step 500
500 (this color)
#00A990
oklch(65.7% 0.122 177.1)
-
Step 600
600
#008772
oklch(55.7% 0.104 176.6)
-
Step 700
700
#007160
oklch(49.1% 0.091 177.4)
-
Step 800
800
#005D4E
oklch(42.8% 0.079 176.7)
-
Step 900
900
#004D41
oklch(37.6% 0.069 177.7)
-
Step 950
950
#002E26
oklch(26.9% 0.05 177.5)
#00A990 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) | #A29E8F | 0.128 |
| Deuteranopia (no green cones) | #909092 | 0.123 |
| Tritanopia (no blue cones) | #00ACA2 | 0.026 |
| Achromatopsia (no color) | #969696 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00A990
#00A990
oklch(65.7% 0.122 177.1)
- #CB7092
#CB7092
oklch(65.7% 0.121 357.2)
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 #00A990, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Persian Green #2A9D8F ΔE 0.035
- Jade #1FA774 ΔE 0.038
- Greeny Blue #42B395 ΔE 0.040
- Blue Green #0F9B8E ΔE 0.041
- Light Sea Green #20B2AA ΔE 0.043
- Bluey Green #2BB179 ΔE 0.047
- Dark Seafoam Green #3EAF76 ΔE 0.048
- Sea #3C9992 ΔE 0.050
Use #00A990 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.