#12A6A4
Closest named color: Persian Green (#2A9D8F). oklch(65.7% 0.11 193.3), rgb(18, 166, 164).
Aa
Black text reads best on this color (7.01:1).
About this color
#12A6A4 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 66%, its chroma 0.110 and its hue 193°. Its hue sits on the cool side of the wheel. The nearest named color is Persian Green (#2A9D8F), ΔE 0.034 away. Black text reads best on it, at 7.01:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Persian Green (#2A9D8F) |
| Black text | 7.01:1 |
| White text | 2.99:1 |
Values
| HEX | #12A6A4 |
| RGB | rgb(18, 166, 164) |
| HSL | hsl(179, 80%, 36%) |
| OKLCH | oklch(65.7% 0.11 193.3) |
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 #12A6A4 | 2.99:1 | Fails | Lc -61.4 | Content text, not long reading |
| Black text on #12A6A4 | 7.01:1 | AAA | Lc 48.0 | Large or bold text, headings |
| #12A6A4 text on white | 2.99:1 | Fails | Lc 56.0 | Large or bold text, headings |
| #12A6A4 text on black | 7.01:1 | AAA | Lc -45.7 | 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
#F0F7F7
oklch(97.1% 0.007 197)
-
Step 100
100
#DFEDED
oklch(93.6% 0.015 196.9)
-
Step 200
200
#C4E0DE
oklch(88.6% 0.03 191.4)
-
Step 300
300
#98CCCA
oklch(80.8% 0.054 193.2)
-
Step 400
400
#58B2AF
oklch(70.8% 0.086 192.5)
-
Step 500
500 (this color)
#12A6A4
oklch(65.7% 0.11 193.3)
-
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
#012D2D
oklch(26.9% 0.045 194.8)
#12A6A4 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) | #9B9DA4 | 0.116 |
| Deuteranopia (no green cones) | #888FA5 | 0.108 |
| Tritanopia (no blue cones) | #00ABA5 | 0.014 |
| Achromatopsia (no color) | #959595 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #12A6A4
#12A6A4
oklch(65.7% 0.11 193.3)
- #CB747E
#CB747E
oklch(65.7% 0.11 13.2)
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 #12A6A4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Persian Green #2A9D8F ΔE 0.034
- Light Sea Green #20B2AA ΔE 0.035
- Sea #3C9992 ΔE 0.039
- Blue Green #0F9B8E ΔE 0.040
- Cadet Blue #5F9EA0 ΔE 0.046
- Dull Teal #5F9E8F ΔE 0.048
- Turquoise Blue #06B1C4 ΔE 0.050
- Grey Teal #5E9B8A ΔE 0.052
Use #12A6A4 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.