#301B23
Closest named color: Jet (#212529). oklch(25.3% 0.036 355.5), rgb(48, 27, 35).
Aa
White text reads best on this color (16.07:1).
About this color
#301B23 is a dark, muted red. In OKLCH its lightness is 25%, its chroma 0.036 and its hue 356°. Its hue sits on the warm side of the wheel. The nearest named color is Jet (#212529), ΔE 0.040 away. White text reads best on it, at 16.07:1.
| Hue family | Reds |
| Lightness | dark (25%) |
| Chroma | muted (0.036) |
| Temperature | warm |
| Nearest name | Jet (#212529) |
| Black text | 1.30:1 |
| White text | 16.07:1 |
Values
| HEX | #301B23 |
| RGB | rgb(48, 27, 35) |
| HSL | hsl(337, 28%, 15%) |
| OKLCH | oklch(25.3% 0.036 355.5) |
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 #301B23 | 16.07:1 | AAA | Lc -105.5 | Preferred for body text |
| Black text on #301B23 | 1.30:1 | Fails | Lc 0.0 | Not readable |
| #301B23 text on white | 16.07:1 | AAA | Lc 102.9 | Preferred for body text |
| #301B23 text on black | 1.30:1 | 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
#F9F4F5
oklch(97.1% 0.006 3.3)
-
Step 100
100
#F1E7EA
oklch(93.7% 0.012 357)
-
Step 200
200
#E7D3DA
oklch(88.5% 0.024 354.3)
-
Step 300
300
#D8B6C2
oklch(80.9% 0.042 354.8)
-
Step 400
400
#C38FA2
oklch(70.6% 0.068 355.3)
-
Step 500
500
#B3738C
oklch(63% 0.087 354.8)
-
Step 600
600
#9E5B76
oklch(55.6% 0.094 354.9)
-
Step 700
700
#874B63
oklch(49.2% 0.086 355.3)
-
Step 800
800
#6E3E51
oklch(42.8% 0.072 355.3)
-
Step 900
900
#593543
oklch(37.7% 0.055 355.2)
-
Step 950
950 (this color)
#301B23
oklch(25.3% 0.036 355.5)
#301B23 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) | #1D1F23 | 0.039 |
| Deuteranopia (no green cones) | #232323 | 0.036 |
| Tritanopia (no blue cones) | #331A1E | 0.011 |
| Achromatopsia (no color) | #212121 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #301B23
#301B23
oklch(25.3% 0.036 355.5)
- #0D2821
#0D2821
oklch(25.3% 0.036 173.9)
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 #301B23, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.040
- Dark #1B2431 ΔE 0.048
- Dark Brown #341C02 ΔE 0.053
- Oxford Blue #1B263B ΔE 0.059
- Chocolate Brown #411900 ΔE 0.061
- Eggplant #380835 ΔE 0.065
- Dark Maroon #3C0008 ΔE 0.066
- Rich Black #0D1B2A ΔE 0.066
Use #301B23 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.