#397258
Closest named color: Dark Aquamarine (#017371). oklch(50.5% 0.074 162.4), rgb(57, 114, 88).
Aa
White text reads best on this color (5.64:1).
About this color
#397258 is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.074 and its hue 162°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.043 away. White text reads best on it, at 5.64:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.074) |
| Temperature | in between |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.72:1 |
| White text | 5.64:1 |
Values
| HEX | #397258 |
| RGB | rgb(57, 114, 88) |
| HSL | hsl(153, 33%, 34%) |
| OKLCH | oklch(50.5% 0.074 162.4) |
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 #397258 | 5.64:1 | AA | Lc -83.3 | Fine for body text |
| Black text on #397258 | 3.72:1 | AA large text | Lc 26.0 | Dividers and decoration only |
| #397258 text on white | 5.64:1 | AA | Lc 78.1 | Fine for body text |
| #397258 text on black | 3.72:1 | AA large text | Lc -23.7 | 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
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E4ECE8
oklch(93.6% 0.01 164.9)
-
Step 200
200
#CEDDD5
oklch(88.4% 0.019 162.9)
-
Step 300
300
#ADC8BA
oklch(80.9% 0.035 163)
-
Step 400
400
#80AC96
oklch(70.6% 0.057 162.8)
-
Step 500
500
#5F987C
oklch(63.2% 0.074 162)
-
Step 600
600
#448265
oklch(55.6% 0.08 162)
-
Step 700
700 (this color)
#397258
oklch(50.5% 0.074 162.4)
-
Step 800
800
#2D5945
oklch(42.6% 0.06 162.7)
-
Step 900
900
#294A3A
oklch(37.8% 0.048 161.9)
-
Step 950
950
#182B22
oklch(26.9% 0.03 163)
#397258 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) | #706B57 | 0.071 |
| Deuteranopia (no green cones) | #68655A | 0.069 |
| Tritanopia (no blue cones) | #28726B | 0.031 |
| Achromatopsia (no color) | #676767 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #397258
#397258
oklch(50.5% 0.074 162.4)
- #825370
#825370
oklch(50.4% 0.074 342.5)
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 #397258, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.043
- Deep Turquoise #017374 ΔE 0.047
- Bluegreen #017A79 ΔE 0.050
- Dark Olive Green #556B2F ΔE 0.054
- Dark Moss Green #606C38 ΔE 0.055
- Dark Green Blue #1F6357 ΔE 0.056
- Dark Aqua #05696B ΔE 0.056
- Deep Aqua #08787F ΔE 0.059
Use #397258 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.