#23AC8B
Closest named color: Greeny Blue (#42B395). oklch(66.7% 0.122 171.6), rgb(35, 172, 139).
Aa
Black text reads best on this color (7.34:1).
About this color
#23AC8B is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 67%, its chroma 0.122 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Greeny Blue (#42B395), ΔE 0.030 away. Black text reads best on it, at 7.34:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.122) |
| Temperature | cool |
| Nearest name | Greeny Blue (#42B395) |
| Black text | 7.34:1 |
| White text | 2.85:1 |
Values
| HEX | #23AC8B |
| RGB | rgb(35, 172, 139) |
| HSL | hsl(166, 66%, 41%) |
| OKLCH | oklch(66.7% 0.122 171.6) |
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 #23AC8B | 2.85:1 | Fails | Lc -59.6 | Large or bold text, headings |
| Black text on #23AC8B | 7.34:1 | AAA | Lc 49.8 | Large or bold text, headings |
| #23AC8B text on white | 2.85:1 | Fails | Lc 54.3 | Large or bold text, headings |
| #23AC8B text on black | 7.34:1 | AAA | Lc -47.5 | 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 500.
-
Step 50
50
#F0F7F5
oklch(97% 0.008 177.3)
-
Step 100
100
#DFEEE8
oklch(93.6% 0.018 170.1)
-
Step 200
200
#C4E1D6
oklch(88.5% 0.034 170.7)
-
Step 300
300
#9ACEBC
oklch(81% 0.06 171.4)
-
Step 400
400
#5BB499
oklch(70.7% 0.095 171.4)
-
Step 500
500 (this color)
#23AC8B
oklch(66.7% 0.122 171.6)
-
Step 600
600
#00876B
oklch(55.5% 0.108 171.4)
-
Step 700
700
#00725A
oklch(49.2% 0.096 171.5)
-
Step 800
800
#005D49
oklch(42.6% 0.083 171.6)
-
Step 900
900
#004E3D
oklch(37.8% 0.073 171.8)
-
Step 950
950
#032E23
oklch(26.9% 0.05 171.1)
#23AC8B 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) | #A7A089 | 0.126 |
| Deuteranopia (no green cones) | #95948D | 0.119 |
| Tritanopia (no blue cones) | #00AEA2 | 0.032 |
| Achromatopsia (no color) | #999999 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23AC8B
#23AC8B
oklch(66.7% 0.122 171.6)
- #CC739D
#CC739D
oklch(66.6% 0.122 351.2)
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 #23AC8B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greeny Blue #42B395 ΔE 0.030
- Jade #1FA774 ΔE 0.032
- Bluey Green #2BB179 ΔE 0.033
- Dark Seafoam Green #3EAF76 ΔE 0.034
- Dark Seafoam #1FB57A ΔE 0.041
- Tea #65AB7C ΔE 0.044
- Light Sea Green #20B2AA ΔE 0.044
- Seaweed Green #35AD6B ΔE 0.045
Use #23AC8B 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.