#611B04
Closest named color: Reddy Brown (#6E1005). oklch(33.4% 0.106 37.1), rgb(97, 27, 4).
Aa
White text reads best on this color (12.59:1).
About this color
#611B04 is a dark, moderately saturated red. In OKLCH its lightness is 33%, its chroma 0.106 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.030 away. White text reads best on it, at 12.59:1.
| Hue family | Reds |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.106) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.66:1 |
| White text | 12.59:1 |
Values
| HEX | #611B04 |
| RGB | rgb(97, 27, 4) |
| HSL | hsl(15, 92%, 20%) |
| OKLCH | oklch(33.4% 0.106 37.1) |
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 #611B04 | 12.59:1 | AAA | Lc -101.2 | Preferred for body text |
| Black text on #611B04 | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #611B04 text on white | 12.59:1 | AAA | Lc 97.6 | Preferred for body text |
| #611B04 text on black | 1.66:1 | 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 900.
-
Step 50
50
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F9E5DF
oklch(93.6% 0.023 37.4)
-
Step 200
200
#F4D0C5
oklch(88.5% 0.043 37.7)
-
Step 300
300
#EFAF9C
oklch(80.9% 0.08 37.2)
-
Step 400
400
#E48266
oklch(70.7% 0.128 36.8)
-
Step 500
500
#D95E3A
oklch(63.1% 0.163 36.9)
-
Step 600
600
#C44011
oklch(55.6% 0.176 37.3)
-
Step 700
700
#A93000
oklch(49.1% 0.164 37)
-
Step 800
800
#892A08
oklch(42.7% 0.135 37.3)
-
Step 900
900 (this color)
#611B04
oklch(33.4% 0.106 37.1)
-
Step 950
950
#41180C
oklch(26.9% 0.067 37)
#611B04 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) | #302901 | 0.108 |
| Deuteranopia (no green cones) | #413901 | 0.098 |
| Tritanopia (no blue cones) | #6C0317 | 0.044 |
| Achromatopsia (no color) | #333333 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #611B04
#611B04
oklch(33.4% 0.106 37.1)
- #003D4A
#003D4A
oklch(33.2% 0.06 217.5)
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 #611B04, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.030
- Claret #680018 ΔE 0.046
- Blood #770001 ΔE 0.050
- Chestnut #742802 ΔE 0.054
- Burgundy #610023 ΔE 0.061
- Maroon #800000 ΔE 0.067
- Wine Red #7B0323 ΔE 0.071
- Chocolate Brown #411900 ΔE 0.075
Use #611B04 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.