#197155
Closest named color: Dark Aquamarine (#017371). oklch(49.1% 0.092 166.6), rgb(25, 113, 85).
Aa
White text reads best on this color (5.94:1).
About this color
#197155 is a medium-dark, moderately saturated green. In OKLCH its lightness is 49%, its chroma 0.092 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.042 away. White text reads best on it, at 5.94:1.
| Hue family | Greens |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.092) |
| Temperature | in between |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.53:1 |
| White text | 5.94:1 |
Values
| HEX | #197155 |
| RGB | rgb(25, 113, 85) |
| HSL | hsl(161, 64%, 27%) |
| OKLCH | oklch(49.1% 0.092 166.6) |
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 #197155 | 5.94:1 | AA | Lc -84.6 | Fine for body text |
| Black text on #197155 | 3.53:1 | AA large text | Lc 24.7 | Dividers and decoration only |
| #197155 text on white | 5.94:1 | AA | Lc 79.3 | Fine for body text |
| #197155 text on black | 3.53:1 | AA large text | Lc -22.5 | Dividers and decoration only |
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 700.
-
Step 50
50
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#CBDFD5
oklch(88.6% 0.025 164.4)
-
Step 300
300
#A6CABA
oklch(80.8% 0.044 166.5)
-
Step 400
400
#74AF97
oklch(70.6% 0.071 166.9)
-
Step 500
500
#4C9B7D
oklch(63.1% 0.091 166.4)
-
Step 600
600
#298666
oklch(55.7% 0.1 166)
-
Step 700
700 (this color)
#197155
oklch(49.1% 0.092 166.6)
-
Step 800
800
#195C46
oklch(42.7% 0.076 167)
-
Step 900
900
#1D4C3B
oklch(37.8% 0.059 166.7)
-
Step 950
950
#122C22
oklch(26.9% 0.038 166.4)
#197155 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) | #6E6954 | 0.092 |
| Deuteranopia (no green cones) | #636057 | 0.090 |
| Tritanopia (no blue cones) | #007169 | 0.031 |
| Achromatopsia (no color) | #646464 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #197155
#197155
oklch(49.1% 0.092 166.6)
- #864A6B
#864A6B
oklch(49.1% 0.092 346.9)
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 #197155, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.042
- Dark Green Blue #1F6357 ΔE 0.047
- Deep Turquoise #017374 ΔE 0.047
- Dark Aqua #05696B ΔE 0.050
- Bluegreen #017A79 ΔE 0.054
- Dark Olive Green #556B2F ΔE 0.063
- Deep Aqua #08787F ΔE 0.063
- Spruce #0A5F38 ΔE 0.065
Use #197155 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.