#12ACAA
Closest named color: Light Sea Green (#20B2AA). oklch(67.4% 0.113 193.3), rgb(18, 172, 170).
Aa
Black text reads best on this color (7.50:1).
About this color
#12ACAA is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 67%, its chroma 0.113 and its hue 193°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sea Green (#20B2AA), ΔE 0.019 away. Black text reads best on it, at 7.50:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Light Sea Green (#20B2AA) |
| Black text | 7.50:1 |
| White text | 2.79:1 |
Values
| HEX | #12ACAA |
| RGB | rgb(18, 172, 170) |
| HSL | hsl(179, 81%, 37%) |
| OKLCH | oklch(67.4% 0.113 193.3) |
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 #12ACAA | 2.79:1 | Fails | Lc -58.5 | Large or bold text, headings |
| Black text on #12ACAA | 7.50:1 | AAA | Lc 50.7 | Large or bold text, headings |
| #12ACAA text on white | 2.79:1 | Fails | Lc 53.3 | Large or bold text, headings |
| #12ACAA text on black | 7.50:1 | AAA | Lc -48.5 | 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
#EFF8F7
oklch(97.2% 0.01 189.1)
-
Step 100
100
#DBEEEE
oklch(93.5% 0.02 196.8)
-
Step 200
200
#BCE2E0
oklch(88.5% 0.04 192.5)
-
Step 300
300
#89CFCD
oklch(80.8% 0.07 193.6)
-
Step 400
400 (this color)
#12ACAA
oklch(67.4% 0.113 193.3)
-
Step 500
500
#009E9C
oklch(63.2% 0.108 193.2)
-
Step 600
600
#008483
oklch(55.5% 0.095 193.8)
-
Step 700
700
#006F6E
oklch(49% 0.084 193.7)
-
Step 800
800
#005B5A
oklch(42.6% 0.073 193.5)
-
Step 900
900
#004C4B
oklch(37.7% 0.064 193.2)
-
Step 950
950
#002D2D
oklch(26.9% 0.046 194.8)
#12ACAA 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) | #A0A3AA | 0.118 |
| Deuteranopia (no green cones) | #8D94AB | 0.112 |
| Tritanopia (no blue cones) | #00B2AB | 0.017 |
| Achromatopsia (no color) | #9A9A9A | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #12ACAA
#12ACAA
oklch(67.4% 0.113 193.3)
- #D27882
#D27882
oklch(67.4% 0.113 13.4)
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 #12ACAA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sea Green #20B2AA ΔE 0.019
- Turquoise Blue #06B1C4 ΔE 0.038
- Topaz #13BBAF ΔE 0.043
- Greeny Blue #42B395 ΔE 0.046
- Persian Green #2A9D8F ΔE 0.049
- Cadet Blue #5F9EA0 ΔE 0.051
- Dull Teal #5F9E8F ΔE 0.055
- Sea #3C9992 ΔE 0.055
Use #12ACAA 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.