#315C49
Closest named color: Dark Green Blue (#1F6357). oklch(43.7% 0.058 163.7), rgb(49, 92, 73).
Aa
White text reads best on this color (7.61:1).
About this color
#315C49 is a dark, muted green. In OKLCH its lightness is 44%, its chroma 0.058 and its hue 164°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.027 away. White text reads best on it, at 7.61:1.
| Hue family | Greens |
| Lightness | dark (44%) |
| Chroma | muted (0.058) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 2.75:1 |
| White text | 7.61:1 |
Values
| HEX | #315C49 |
| RGB | rgb(49, 92, 73) |
| HSL | hsl(153, 30%, 28%) |
| OKLCH | oklch(43.7% 0.058 163.7) |
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 #315C49 | 7.61:1 | AAA | Lc -91.1 | Preferred for body text |
| Black text on #315C49 | 2.75:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #315C49 text on white | 7.61:1 | AAA | Lc 86.4 | Fine for body text |
| #315C49 text on black | 2.75:1 | Fails | Lc -15.7 | 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 800.
-
Step 50
50
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E4ECE8
oklch(93.6% 0.01 164.9)
-
Step 200
200
#CFDDD6
oklch(88.5% 0.018 164.6)
-
Step 300
300
#AEC8BB
oklch(81% 0.033 164)
-
Step 400
400
#82AC97
oklch(70.8% 0.055 162.9)
-
Step 500
500
#61977E
oklch(63.1% 0.069 163.6)
-
Step 600
600
#468167
oklch(55.5% 0.075 163.7)
-
Step 700
700
#376D56
oklch(49% 0.069 164.1)
-
Step 800
800 (this color)
#315C49
oklch(43.7% 0.058 163.7)
-
Step 900
900
#2A493B
oklch(37.6% 0.044 163.9)
-
Step 950
950
#192B23
oklch(27% 0.028 164.8)
#315C49 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) | #5B5748 | 0.057 |
| Deuteranopia (no green cones) | #54524A | 0.055 |
| Tritanopia (no blue cones) | #255C57 | 0.024 |
| Achromatopsia (no color) | #545454 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #315C49
#315C49
oklch(43.7% 0.058 163.7)
- #69455A
#69455A
oklch(43.8% 0.058 343.9)
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 #315C49, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.027
- Pine #2B5D34 ΔE 0.035
- Spruce #0A5F38 ΔE 0.043
- Dark Slate Gray #2F4F4F ΔE 0.048
- Dark Blue Green #005249 ΔE 0.050
- Deep Teal #00555A ΔE 0.051
- Petrol #005F6A ΔE 0.054
- Dark Aqua #05696B ΔE 0.057
Use #315C49 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.