#12A6C4
Closest named color: Turquoise Blue (#06B1C4). oklch(67% 0.117 217.2), rgb(18, 166, 196).
Aa
Black text reads best on this color (7.27:1).
About this color
#12A6C4 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 67%, its chroma 0.117 and its hue 217°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.032 away. Black text reads best on it, at 7.27:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.117) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 7.27:1 |
| White text | 2.88:1 |
Values
| HEX | #12A6C4 |
| RGB | rgb(18, 166, 196) |
| HSL | hsl(190, 83%, 42%) |
| OKLCH | oklch(67% 0.117 217.2) |
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 #12A6C4 | 2.88:1 | Fails | Lc -59.9 | Large or bold text, headings |
| Black text on #12A6C4 | 7.27:1 | AAA | Lc 49.5 | Large or bold text, headings |
| #12A6C4 text on white | 2.88:1 | Fails | Lc 54.6 | Large or bold text, headings |
| #12A6C4 text on black | 7.27:1 | 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 400.
-
Step 50
50
#EFF7FA
oklch(97.1% 0.009 222.1)
-
Step 100
100
#DBEEF3
oklch(93.7% 0.021 215.3)
-
Step 200
200
#BCE0EB
oklch(88.4% 0.041 218.2)
-
Step 300
300
#89CDE0
oklch(81% 0.073 217.3)
-
Step 400
400 (this color)
#12A6C4
oklch(67% 0.117 217.2)
-
Step 500
500
#0099B6
oklch(63% 0.113 217.6)
-
Step 600
600
#008199
oklch(55.6% 0.099 216.9)
-
Step 700
700
#006C81
oklch(49% 0.088 217.4)
-
Step 800
800
#00596A
oklch(42.8% 0.076 216.6)
-
Step 900
900
#004A59
oklch(37.7% 0.067 217.2)
-
Step 950
950
#002C36
oklch(27% 0.048 217.4)
#12A6C4 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) | #92A1C6 | 0.101 |
| Deuteranopia (no green cones) | #7D91C4 | 0.091 |
| Tritanopia (no blue cones) | #00B0B0 | 0.048 |
| Achromatopsia (no color) | #989898 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #12A6C4
#12A6C4
oklch(67% 0.117 217.2)
- #D27A60
#D27A60
oklch(67% 0.117 37.3)
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 #12A6C4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.032
- Light Sea Green #20B2AA ΔE 0.060
- Cadet Blue #5F9EA0 ΔE 0.061
- Greyblue #77A1B5 ΔE 0.067
- Sea #3C9992 ΔE 0.073
- Persian Green #2A9D8F ΔE 0.077
- Topaz #13BBAF ΔE 0.077
- Teal Green #0A9396 ΔE 0.079
Use #12A6C4 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.