#12CABB
Closest named color: Dark Turquoise (#00CED1). oklch(75.6% 0.131 185.3), rgb(18, 202, 187).
Aa
Black text reads best on this color (10.19:1).
About this color
#12CABB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 76%, its chroma 0.131 and its hue 185°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Turquoise (#00CED1), ΔE 0.031 away. Black text reads best on it, at 10.19:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.131) |
| Temperature | cool |
| Nearest name | Dark Turquoise (#00CED1) |
| Black text | 10.19:1 |
| White text | 2.06:1 |
Values
| HEX | #12CABB |
| RGB | rgb(18, 202, 187) |
| HSL | hsl(175, 84%, 43%) |
| OKLCH | oklch(75.6% 0.131 185.3) |
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 #12CABB | 2.06:1 | Fails | Lc -44.1 | Non-text elements, placeholder text |
| Black text on #12CABB | 10.19:1 | AAA | Lc 64.3 | Content text, not long reading |
| #12CABB text on white | 2.06:1 | Fails | Lc 39.6 | Non-text elements, placeholder text |
| #12CABB text on black | 10.19:1 | AAA | Lc -62.7 | Content text, not long reading |
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
#EEF8F6
oklch(97.1% 0.011 182.9)
-
Step 100
100
#D9EFEC
oklch(93.5% 0.024 186.9)
-
Step 200
200
#B8E3DD
oklch(88.4% 0.045 186)
-
Step 300
300
#80D2C8
oklch(80.8% 0.082 185.8)
-
Step 400
400 (this color)
#12CABB
oklch(75.6% 0.131 185.3)
-
Step 500
500
#009F93
oklch(63.2% 0.111 185.4)
-
Step 600
600
#00857B
oklch(55.5% 0.097 185.6)
-
Step 700
700
#007067
oklch(49% 0.086 185.2)
-
Step 800
800
#005C55
oklch(42.7% 0.075 185.9)
-
Step 900
900
#004D46
oklch(37.8% 0.067 184.5)
-
Step 950
950
#002E2A
oklch(27.1% 0.048 185.8)
#12CABB 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) | #BFBEBB | 0.139 |
| Deuteranopia (no green cones) | #A9AEBD | 0.131 |
| Tritanopia (no blue cones) | #00CFC5 | 0.017 |
| Achromatopsia (no color) | #B5B5B5 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #12CABB
#12CABB
oklch(75.6% 0.131 185.3)
- #F48BA4
#F48BA4
oklch(75.6% 0.13 5.4)
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 #12CABB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Turquoise #00CED1 ΔE 0.031
- Medium Turquoise #48D1CC ΔE 0.037
- Topaz #13BBAF ΔE 0.042
- Medium Aquamarine #66CDAA ΔE 0.046
- Emerald #06D6A0 ΔE 0.059
- Seafoam Blue #78D1B6 ΔE 0.061
- Pale Teal #82CBB2 ΔE 0.064
- Greenblue #23C48B ΔE 0.064
Use #12CABB 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.