#621433
Closest named color: Burgundy (#610023). oklch(33.7% 0.113 1.5), rgb(98, 20, 51).
Aa
White text reads best on this color (12.59:1).
About this color
#621433 is a dark, moderately saturated red. In OKLCH its lightness is 34%, its chroma 0.113 and its hue 2°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.030 away. White text reads best on it, at 12.59:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.113) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.66:1 |
| White text | 12.59:1 |
Values
| HEX | #621433 |
| RGB | rgb(98, 20, 51) |
| HSL | hsl(336, 66%, 23%) |
| OKLCH | oklch(33.7% 0.113 1.5) |
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 #621433 | 12.59:1 | AAA | Lc -101.1 | Preferred for body text |
| Black text on #621433 | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #621433 text on white | 12.59:1 | AAA | Lc 97.5 | Preferred for body text |
| #621433 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
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#F9E3E9
oklch(93.5% 0.025 359.2)
-
Step 200
200
#F5CDD7
oklch(88.5% 0.047 1.3)
-
Step 300
300
#F0AABD
oklch(81% 0.085 1.4)
-
Step 400
400
#E47A9B
oklch(70.7% 0.135 1.3)
-
Step 500
500
#D95382
oklch(63.1% 0.173 1.6)
-
Step 600
600
#C4306C
oklch(55.5% 0.189 1.2)
-
Step 700
700
#A9215A
oklch(49.1% 0.175 1.4)
-
Step 800
800
#891F49
oklch(42.7% 0.144 1.8)
-
Step 900
900 (this color)
#621433
oklch(33.7% 0.113 1.5)
-
Step 950
950
#411424
oklch(26.9% 0.072 1.1)
#621433 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) | #262A34 | 0.127 |
| Deuteranopia (no green cones) | #3B3931 | 0.115 |
| Tritanopia (no blue cones) | #6B0621 | 0.033 |
| Achromatopsia (no color) | #333333 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #621433
#621433
oklch(33.7% 0.113 1.5)
- #004139
#004139
oklch(33.7% 0.061 181.4)
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 #621433, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.030
- Merlot #730039 ΔE 0.040
- Claret #680018 ΔE 0.042
- Bordeaux #7B002C ΔE 0.055
- Grape Purple #5D1451 ΔE 0.056
- Wine Red #7B0323 ΔE 0.059
- Reddy Brown #6E1005 ΔE 0.064
- Velvet #750851 ΔE 0.066
Use #621433 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.