#640619
Closest named color: Claret (#680018). oklch(32.3% 0.123 18.7), rgb(100, 6, 25).
Aa
White text reads best on this color (13.27:1).
About this color
#640619 is a dark, moderately saturated red. In OKLCH its lightness is 32%, its chroma 0.123 and its hue 19°. Its hue sits on the warm side of the wheel. The nearest named color is Claret (#680018), ΔE 0.009 away. White text reads best on it, at 13.27:1.
| Hue family | Reds |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.123) |
| Temperature | warm |
| Nearest name | Claret (#680018) |
| Black text | 1.58:1 |
| White text | 13.27:1 |
Values
| HEX | #640619 |
| RGB | rgb(100, 6, 25) |
| HSL | hsl(348, 89%, 21%) |
| OKLCH | oklch(32.3% 0.123 18.7) |
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 #640619 | 13.27:1 | AAA | Lc -101.5 | Preferred for body text |
| Black text on #640619 | 1.58:1 | Fails | Lc 0.0 | Not readable |
| #640619 text on white | 13.27:1 | AAA | Lc 98.1 | Preferred for body text |
| #640619 text on black | 1.58:1 | 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
#FFF2F2
oklch(97.1% 0.014 17.4)
-
Step 100
100
#FFE2E1
oklch(93.6% 0.032 20.1)
-
Step 200
200
#FFCACA
oklch(88.5% 0.06 18.4)
-
Step 300
300
#FFA4A5
oklch(80.9% 0.108 19)
-
Step 400
400
#FF6672
oklch(70.7% 0.186 18.6)
-
Step 500
500
#FE0048
oklch(63.1% 0.253 18.8)
-
Step 600
600
#D7003C
oklch(55.7% 0.223 18.7)
-
Step 700
700
#B60031
oklch(49.2% 0.197 18.8)
-
Step 800
800
#960027
oklch(42.6% 0.171 18.7)
-
Step 900
900
#7F001F
oklch(37.8% 0.151 18.9)
-
Step 950
950 (this color)
#640619
oklch(32.3% 0.123 18.7)
#640619 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) | #262319 | 0.137 |
| Deuteranopia (no green cones) | #3D3616 | 0.124 |
| Tritanopia (no blue cones) | #6F000F | 0.027 |
| Achromatopsia (no color) | #303030 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #640619
#640619
oklch(32.3% 0.123 18.7)
- #003C3E
#003C3E
oklch(32.3% 0.055 198.5)
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 #640619, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Claret #680018 ΔE 0.009
- Burgundy #610023 ΔE 0.021
- Reddy Brown #6E1005 ΔE 0.037
- Blood #770001 ΔE 0.048
- Wine Red #7B0323 ΔE 0.054
- Bordeaux #7B002C ΔE 0.058
- Merlot #730039 ΔE 0.060
- Maroon #800000 ΔE 0.067
Use #640619 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.