#45AB99
Closest named color: Greeny Blue (#42B395). oklch(67.7% 0.098 179.6), rgb(69, 171, 153).
Aa
Black text reads best on this color (7.53:1).
About this color
#45AB99 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 68%, its chroma 0.098 and its hue 180°. Its hue sits on the cool side of the wheel. The nearest named color is Greeny Blue (#42B395), ΔE 0.026 away. Black text reads best on it, at 7.53:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Greeny Blue (#42B395) |
| Black text | 7.53:1 |
| White text | 2.78:1 |
Values
| HEX | #45AB99 |
| RGB | rgb(69, 171, 153) |
| HSL | hsl(169, 43%, 47%) |
| OKLCH | oklch(67.7% 0.098 179.6) |
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 #45AB99 | 2.78:1 | Fails | Lc -58.7 | Large or bold text, headings |
| Black text on #45AB99 | 7.53:1 | AAA | Lc 50.6 | Large or bold text, headings |
| #45AB99 text on white | 2.78:1 | Fails | Lc 53.4 | Large or bold text, headings |
| #45AB99 text on black | 7.53:1 | AAA | Lc -48.4 | 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
#F0F7F5
oklch(97% 0.008 177.3)
-
Step 100
100
#DEEEEA
oklch(93.6% 0.018 179.3)
-
Step 200
200
#C2E1DA
oklch(88.5% 0.034 180.3)
-
Step 300
300
#95CEC2
oklch(80.9% 0.061 180.2)
-
Step 400
400 (this color)
#45AB99
oklch(67.7% 0.098 179.6)
-
Step 500
500
#00A08C
oklch(63.2% 0.115 179.7)
-
Step 600
600
#008675
oklch(55.5% 0.101 179.7)
-
Step 700
700
#007162
oklch(49.1% 0.09 179.3)
-
Step 800
800
#005D50
oklch(42.8% 0.078 178.9)
-
Step 900
900
#004D43
oklch(37.7% 0.068 180.3)
-
Step 950
950
#002E27
oklch(27% 0.049 179.5)
#45AB99 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) | #A4A198 | 0.104 |
| Deuteranopia (no green cones) | #95969A | 0.099 |
| Tritanopia (no blue cones) | #00AEA5 | 0.025 |
| Achromatopsia (no color) | #9B9B9B | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45AB99
#45AB99
oklch(67.7% 0.098 179.6)
- #C97D95
#C97D95
oklch(67.7% 0.098 359.7)
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 #45AB99, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greeny Blue #42B395 ΔE 0.026
- Light Sea Green #20B2AA ΔE 0.028
- Dull Teal #5F9E8F ΔE 0.038
- Tea #65AB7C ΔE 0.045
- Grey Teal #5E9B8A ΔE 0.045
- Cadet Blue #5F9EA0 ΔE 0.046
- Persian Green #2A9D8F ΔE 0.047
- Topaz #13BBAF ΔE 0.047
Use #45AB99 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.