#178553
Closest named color: Jungle Green (#048243). oklch(54.6% 0.122 157.3), rgb(23, 133, 83).
Aa
White text reads best on this color (4.64:1).
About this color
#178553 is a medium-dark, moderately saturated green. In OKLCH its lightness is 55%, its chroma 0.122 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.023 away. White text reads best on it, at 4.64:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.122) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.51:1 |
| White text | 4.64:1 |
Values
| HEX | #178553 |
| RGB | rgb(23, 133, 83) |
| HSL | hsl(153, 71%, 31%) |
| OKLCH | oklch(54.6% 0.122 157.3) |
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 #178553 | 4.64:1 | AA | Lc -77.3 | Fine for body text |
| Black text on #178553 | 4.51:1 | AA | Lc 32.2 | Non-text elements, placeholder text |
| #178553 text on white | 4.64:1 | AA | Lc 71.8 | Content text, not long reading |
| #178553 text on black | 4.51:1 | AA | Lc -29.8 | 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 600.
-
Step 50
50
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EDE6
oklch(93.6% 0.015 158.2)
-
Step 200
200
#C9E0D1
oklch(88.5% 0.032 157.1)
-
Step 300
300
#A4CCB3
oklch(80.9% 0.055 157.5)
-
Step 400
400
#70B18B
oklch(70.6% 0.087 157.6)
-
Step 500
500
#459E6E
oklch(63.2% 0.113 157.2)
-
Step 600
600 (this color)
#178553
oklch(54.6% 0.122 157.3)
-
Step 700
700
#097346
oklch(49% 0.113 157.4)
-
Step 800
800
#105E3A
oklch(42.7% 0.094 157.4)
-
Step 900
900
#184D32
oklch(37.7% 0.073 157.6)
-
Step 950
950
#102D1D
oklch(26.9% 0.046 157)
#178553 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) | #847A50 | 0.111 |
| Deuteranopia (no green cones) | #777156 | 0.108 |
| Tritanopia (no blue cones) | #008478 | 0.056 |
| Achromatopsia (no color) | #747474 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #178553
#178553
oklch(54.6% 0.122 157.3)
- #9C528A
#9C528A
oklch(54.6% 0.122 337)
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 #178553, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.023
- Sea Green #2E8B57 ΔE 0.023
- Viridian #1E9167 ΔE 0.041
- Dark Sage #598556 ΔE 0.052
- Fern Green #548D44 ΔE 0.056
- Light Forest Green #4F9153 ΔE 0.057
- Tree Green #2A7E19 ΔE 0.057
- Forest Green #228B22 ΔE 0.060
Use #178553 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.