#242F2F
Closest named color: Gunmetal (#293241). oklch(29.5% 0.015 196.4), rgb(36, 47, 47).
Aa
White text reads best on this color (13.79:1).
About this color
#242F2F is a dark close to neutral grey. In OKLCH its lightness is 29%, its chroma 0.015. It has too little chroma to lean warm or cool. The nearest named color is Gunmetal (#293241), ΔE 0.034 away. White text reads best on it, at 13.79:1.
| Hue family | Neutrals |
| Lightness | dark (29%) |
| Chroma | close to neutral grey (0.015) |
| Temperature | neutral |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.52:1 |
| White text | 13.79:1 |
Values
| HEX | #242F2F |
| RGB | rgb(36, 47, 47) |
| HSL | hsl(180, 13%, 16%) |
| OKLCH | oklch(29.5% 0.015 196.4) |
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 #242F2F | 13.79:1 | AAA | Lc -103.4 | Preferred for body text |
| Black text on #242F2F | 1.52:1 | Fails | Lc 0.0 | Not readable |
| #242F2F text on white | 13.79:1 | AAA | Lc 100.4 | Preferred for body text |
| #242F2F text on black | 1.52:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E6EBEB
oklch(93.6% 0.005 197.1)
-
Step 200
200
#D2DBDB
oklch(88.5% 0.01 197)
-
Step 300
300
#B4C4C4
oklch(80.8% 0.018 196.8)
-
Step 400
400
#8DA6A6
oklch(70.6% 0.028 196.5)
-
Step 500
500
#709191
oklch(63.2% 0.037 196.3)
-
Step 600
600
#587B7B
oklch(55.7% 0.04 196.1)
-
Step 700
700
#486768
oklch(49% 0.036 198.6)
-
Step 800
800
#3B5454
oklch(42.6% 0.03 196.1)
-
Step 900
900
#334646
oklch(37.8% 0.024 196.2)
-
Step 950
950 (this color)
#242F2F
oklch(29.5% 0.015 196.4)
#242F2F 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) | #2E2E2F | 0.016 |
| Deuteranopia (no green cones) | #2B2C2F | 0.015 |
| Tritanopia (no blue cones) | #21302F | 0.005 |
| Achromatopsia (no color) | #2D2D2D | 0.015 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #242F2F
#242F2F
oklch(29.5% 0.015 196.4)
- #342A2A
#342A2A
oklch(29.6% 0.015 18)
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 #242F2F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.034
- Jet #212529 ΔE 0.035
- Space Cadet #2B2D42 ΔE 0.040
- Dark #1B2431 ΔE 0.044
- Oxford Blue #1B263B ΔE 0.047
- Onyx #343A40 ΔE 0.052
- Pakistan Green #283618 ΔE 0.052
- Dark Blue Grey #1F3B4D ΔE 0.057
Use #242F2F 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.