#298C4E
Closest named color: Sea Green (#2E8B57). oklch(56.8% 0.131 151.8), rgb(41, 140, 78).
Aa
Black text reads best on this color (4.95:1).
About this color
#298C4E is a medium-dark, moderately saturated green. In OKLCH its lightness is 57%, its chroma 0.131 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.014 away. Black text reads best on it, at 4.95:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.131) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.95:1 |
| White text | 4.23:1 |
Values
| HEX | #298C4E |
| RGB | rgb(41, 140, 78) |
| HSL | hsl(142, 55%, 35%) |
| OKLCH | oklch(56.8% 0.131 151.8) |
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 #298C4E | 4.23:1 | AA large text | Lc -74.4 | Content text, not long reading |
| Black text on #298C4E | 4.95:1 | AA | Lc 35.2 | Non-text elements, placeholder text |
| #298C4E text on white | 4.23:1 | AA large text | Lc 68.9 | Content text, not long reading |
| #298C4E text on black | 4.95:1 | AA | Lc -32.8 | 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 600.
-
Step 50
50
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EDE4
oklch(93.5% 0.017 151.1)
-
Step 200
200
#CAE0CF
oklch(88.6% 0.033 152.4)
-
Step 300
300
#A5CCAE
oklch(80.9% 0.059 151.9)
-
Step 400
400
#72B283
oklch(70.7% 0.095 151.8)
-
Step 500
500
#499E64
oklch(63.1% 0.12 151.8)
-
Step 600
600 (this color)
#298C4E
oklch(56.8% 0.131 151.8)
-
Step 700
700
#14733C
oklch(49% 0.121 152)
-
Step 800
800
#165E32
oklch(42.7% 0.1 152)
-
Step 900
900
#1B4D2C
oklch(37.7% 0.078 151.9)
-
Step 950
950
#112D1A
oklch(26.9% 0.049 152.2)
#298C4E 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) | #8C8049 | 0.111 |
| Deuteranopia (no green cones) | #807852 | 0.108 |
| Tritanopia (no blue cones) | #008A7D | 0.069 |
| Achromatopsia (no color) | #7B7B7B | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #298C4E
#298C4E
oklch(56.8% 0.131 151.8)
- #A25799
#A25799
oklch(56.8% 0.13 331.7)
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 #298C4E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.014
- Viridian #1E9167 ΔE 0.032
- Fern Green #548D44 ΔE 0.035
- Light Forest Green #4F9153 ΔE 0.036
- Jungle Green #048243 ΔE 0.037
- Kelley Green #009337 ΔE 0.041
- Forest Green #228B22 ΔE 0.045
- Dark Sage #598556 ΔE 0.048
Use #298C4E 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.