#189A63
Closest named color: Viridian (#1E9167). oklch(60.7% 0.135 158.4), rgb(24, 154, 99).
Aa
Black text reads best on this color (5.84:1).
About this color
#189A63 is a medium-dark, moderately saturated green. In OKLCH its lightness is 61%, its chroma 0.135 and its hue 158°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Viridian (#1E9167), ΔE 0.030 away. Black text reads best on it, at 5.84:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.135) |
| Temperature | in between |
| Nearest name | Viridian (#1E9167) |
| Black text | 5.84:1 |
| White text | 3.59:1 |
Values
| HEX | #189A63 |
| RGB | rgb(24, 154, 99) |
| HSL | hsl(155, 73%, 35%) |
| OKLCH | oklch(60.7% 0.135 158.4) |
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 #189A63 | 3.59:1 | AA large text | Lc -68.5 | Content text, not long reading |
| Black text on #189A63 | 5.84:1 | AA | Lc 41.0 | Non-text elements, placeholder text |
| #189A63 text on white | 3.59:1 | AA large text | Lc 63.0 | Content text, not long reading |
| #189A63 text on black | 5.84:1 | AA | Lc -38.6 | 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
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100
#E0EEE5
oklch(93.6% 0.019 157.9)
-
Step 200
200
#C6E1D0
oklch(88.5% 0.037 157.9)
-
Step 300
300
#9DCEB1
oklch(80.9% 0.066 158.6)
-
Step 400
400
#62B588
oklch(70.8% 0.106 158.4)
-
Step 500
500 (this color)
#189A63
oklch(60.7% 0.135 158.4)
-
Step 600
600
#008956
oklch(55.5% 0.129 158.6)
-
Step 700
700
#007347
oklch(48.9% 0.114 158.4)
-
Step 800
800
#005F3A
oklch(42.8% 0.099 158.5)
-
Step 900
900
#004F2F
oklch(37.7% 0.088 158.2)
-
Step 950
950
#072E1C
oklch(26.9% 0.055 158.9)
#189A63 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) | #988D5F | 0.124 |
| Deuteranopia (no green cones) | #8A8367 | 0.122 |
| Tritanopia (no blue cones) | #00998C | 0.061 |
| Achromatopsia (no color) | #878787 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #189A63
#189A63
oklch(60.7% 0.135 158.4)
- #B55F9E
#B55F9E
oklch(60.7% 0.136 338.2)
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 #189A63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Viridian #1E9167 ΔE 0.030
- Ocean Green #3D9973 ΔE 0.033
- Light Forest Green #4F9153 ΔE 0.037
- Jade #1FA774 ΔE 0.040
- Sea Green #2E8B57 ΔE 0.043
- Fern Green #548D44 ΔE 0.050
- Kelley Green #009337 ΔE 0.053
- Muted Green #5FA052 ΔE 0.055
Use #189A63 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.