#2D413F
Closest named color: Charcoal Grey (#3C4142). oklch(35.8% 0.026 188.4), rgb(45, 65, 63).
Aa
White text reads best on this color (10.82:1).
About this color
#2D413F is a dark close to neutral grey. In OKLCH its lightness is 36%, its chroma 0.026. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.024 away. White text reads best on it, at 10.82:1.
| Hue family | Neutrals |
| Lightness | dark (36%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.93:1 |
| White text | 10.82:1 |
Values
| HEX | #2D413F |
| RGB | rgb(45, 65, 63) |
| HSL | hsl(174, 18%, 22%) |
| OKLCH | oklch(35.8% 0.026 188.4) |
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 #2D413F | 10.82:1 | AAA | Lc -99.0 | Preferred for body text |
| Black text on #2D413F | 1.93:1 | Fails | Lc 8.8 | Not readable |
| #2D413F text on white | 10.82:1 | AAA | Lc 95.1 | Preferred for body text |
| #2D413F text on black | 1.93:1 | Fails | Lc -7.6 | Not readable |
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 900.
-
Step 50
50
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E6EBEA
oklch(93.6% 0.006 183)
-
Step 200
200
#D2DBDA
oklch(88.4% 0.01 189)
-
Step 300
300
#B3C5C3
oklch(80.9% 0.02 188.7)
-
Step 400
400
#8CA7A4
oklch(70.7% 0.03 188.3)
-
Step 500
500
#6F918E
oklch(63% 0.038 189.5)
-
Step 600
600
#567C78
oklch(55.7% 0.043 187.8)
-
Step 700
700
#466865
oklch(49% 0.04 189)
-
Step 800
800
#3A5552
oklch(42.7% 0.033 187.4)
-
Step 900
900 (this color)
#2D413F
oklch(35.8% 0.026 188.4)
-
Step 950
950
#1D2928
oklch(26.9% 0.017 189.9)
#2D413F 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) | #3F3F3F | 0.027 |
| Deuteranopia (no green cones) | #3B3C3F | 0.025 |
| Tritanopia (no blue cones) | #274240 | 0.008 |
| Achromatopsia (no color) | #3D3D3D | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D413F
#2D413F
oklch(35.8% 0.026 188.4)
- #49373A
#49373A
oklch(35.8% 0.026 7.3)
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 #2D413F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.024
- Onyx #343A40 ΔE 0.025
- Charcoal #264653 ΔE 0.033
- Dark Blue Grey #1F3B4D ΔE 0.041
- Dark Teal #014D4E ΔE 0.046
- Dark Grey Blue #29465B ΔE 0.047
- Dark Slate Gray #2F4F4F ΔE 0.047
- Midnight Green #073B4C ΔE 0.050
Use #2D413F 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.