#12977A
Closest named color: Ocean Green (#3D9973). oklch(60.4% 0.113 172.3), rgb(18, 151, 122).
Aa
Black text reads best on this color (5.73:1).
About this color
#12977A is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 60%, its chroma 0.113 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean Green (#3D9973), ΔE 0.023 away. Black text reads best on it, at 5.73:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 5.73:1 |
| White text | 3.66:1 |
Values
| HEX | #12977A |
| RGB | rgb(18, 151, 122) |
| HSL | hsl(167, 79%, 33%) |
| OKLCH | oklch(60.4% 0.113 172.3) |
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 #12977A | 3.66:1 | AA large text | Lc -69.2 | Content text, not long reading |
| Black text on #12977A | 5.73:1 | AA | Lc 40.4 | Non-text elements, placeholder text |
| #12977A text on white | 3.66:1 | AA large text | Lc 63.7 | Content text, not long reading |
| #12977A text on black | 5.73:1 | AA | Lc -38.0 | Non-text elements, placeholder text |
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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E0EEE9
oklch(93.7% 0.016 172.6)
-
Step 200
200
#C6E0D7
oklch(88.5% 0.03 172.8)
-
Step 300
300
#9DCDBD
oklch(81% 0.055 172.4)
-
Step 400
400
#61B39A
oklch(70.7% 0.089 171.7)
-
Step 500
500 (this color)
#12977A
oklch(60.4% 0.113 172.3)
-
Step 600
600
#00876C
oklch(55.5% 0.108 172.1)
-
Step 700
700
#00725B
oklch(49.2% 0.095 172.3)
-
Step 800
800
#005D4A
oklch(42.6% 0.082 172.5)
-
Step 900
900
#004E3D
oklch(37.8% 0.073 171.8)
-
Step 950
950
#062E24
oklch(27.1% 0.047 172.2)
#12977A 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) | #928C79 | 0.117 |
| Deuteranopia (no green cones) | #82817C | 0.112 |
| Tritanopia (no blue cones) | #00998F | 0.030 |
| Achromatopsia (no color) | #868686 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #12977A
#12977A
oklch(60.4% 0.113 172.3)
- #B46388
#B46388
oklch(60.3% 0.113 352.2)
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 #12977A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.023
- Viridian #1E9167 ΔE 0.028
- Blue Green #0F9B8E ΔE 0.029
- Persian Green #2A9D8F ΔE 0.035
- Sea #3C9992 ΔE 0.044
- Dusty Teal #4C9085 ΔE 0.045
- Teal Green #0A9396 ΔE 0.048
- Sea Green #2E8B57 ΔE 0.050
Use #12977A 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.