#300603
Closest named color: Dark Maroon (#3C0008). oklch(20.5% 0.069 30.4), rgb(48, 6, 3).
Aa
White text reads best on this color (18.21:1).
About this color
#300603 is a very dark, muted red. In OKLCH its lightness is 21%, its chroma 0.069 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.032 away. White text reads best on it, at 18.21:1.
| Hue family | Reds |
| Lightness | very dark (21%) |
| Chroma | muted (0.069) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.15:1 |
| White text | 18.21:1 |
Values
| HEX | #300603 |
| RGB | rgb(48, 6, 3) |
| HSL | hsl(4, 88%, 10%) |
| OKLCH | oklch(20.5% 0.069 30.4) |
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 #300603 | 18.21:1 | AAA | Lc -106.6 | Preferred for body text |
| Black text on #300603 | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #300603 text on white | 18.21:1 | AAA | Lc 104.4 | Preferred for body text |
| #300603 text on black | 1.15:1 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#F9E4E0
oklch(93.5% 0.024 30.5)
-
Step 200
200
#F6CFC7
oklch(88.6% 0.046 31.6)
-
Step 300
300
#F1ADA1
oklch(80.9% 0.082 30.2)
-
Step 400
400
#E77F6E
oklch(70.8% 0.132 30.4)
-
Step 500
500
#DC5947
oklch(63% 0.168 30.3)
-
Step 600
600
#C83928
oklch(55.7% 0.183 30.4)
-
Step 700
700
#AC291B
oklch(49.1% 0.17 30.2)
-
Step 800
800
#8C2519
oklch(42.8% 0.14 30.3)
-
Step 900
900
#70251B
oklch(37.7% 0.108 30.4)
-
Step 950
950 (this color)
#300603
oklch(20.5% 0.069 30.4)
#300603 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) | #120F02 | 0.075 |
| Deuteranopia (no green cones) | #1D1902 | 0.067 |
| Tritanopia (no blue cones) | #360006 | 0.020 |
| Achromatopsia (no color) | #151515 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #300603
#300603
oklch(20.5% 0.069 30.4)
- #001B20
#001B20
oklch(20.4% 0.035 211.2)
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 #300603, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.032
- Deep Brown #410200 ΔE 0.041
- Very Dark Brown #1D0200 ΔE 0.056
- Dark Brown #341C02 ΔE 0.062
- Mahogany #4A0100 ΔE 0.063
- Chocolate Brown #411900 ΔE 0.069
- Dark Plum #3F012C ΔE 0.085
- Eggplant #380835 ΔE 0.094
Use #300603 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.