#4A2370
Closest named color: Royal Purple (#4B006E). oklch(35.2% 0.128 303.7), rgb(74, 35, 112).
Aa
White text reads best on this color (11.89:1).
About this color
#4A2370 is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.128 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.049 away. White text reads best on it, at 11.89:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.128) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.76:1 |
| White text | 11.89:1 |
Values
| HEX | #4A2370 |
| RGB | rgb(74, 35, 112) |
| HSL | hsl(270, 52%, 29%) |
| OKLCH | oklch(35.2% 0.128 303.7) |
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 #4A2370 | 11.89:1 | AAA | Lc -100.4 | Preferred for body text |
| Black text on #4A2370 | 1.76:1 | Fails | Lc 0.0 | Not readable |
| #4A2370 text on white | 11.89:1 | AAA | Lc 96.7 | Preferred for body text |
| #4A2370 text on black | 1.76:1 | 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
#F7F3FD
oklch(97% 0.014 304.1)
-
Step 100
100
#EEE6FA
oklch(93.7% 0.028 303.9)
-
Step 200
200
#E0D1F7
oklch(88.5% 0.054 303.2)
-
Step 300
300
#CEB2F4
oklch(81% 0.096 303.7)
-
Step 400
400
#B586EE
oklch(70.7% 0.154 303.6)
-
Step 500
500
#A463E8
oklch(63.1% 0.196 303.8)
-
Step 600
600
#8F44D6
oklch(55.5% 0.214 303.6)
-
Step 700
700
#7A34BA
oklch(49.1% 0.199 303.6)
-
Step 800
800
#632D96
oklch(42.6% 0.164 303.7)
-
Step 900
900 (this color)
#4A2370
oklch(35.2% 0.128 303.7)
-
Step 950
950
#2F1A46
oklch(27% 0.081 303.5)
#4A2370 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) | #003672 | 0.100 |
| Deuteranopia (no green cones) | #09376E | 0.097 |
| Tritanopia (no blue cones) | #433446 | 0.094 |
| Achromatopsia (no color) | #373737 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4A2370
#4A2370
oklch(35.2% 0.128 303.7)
- #324200
#324200
oklch(35.2% 0.087 123.7)
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 #4A2370, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.049
- Indigo #4B0082 ΔE 0.053
- Grape Purple #5D1451 ΔE 0.071
- Plum Purple #4E0550 ΔE 0.072
- Dark Slate Blue #483D8B ΔE 0.074
- Deep Violet #490648 ΔE 0.084
- Blueberry #464196 ΔE 0.092
- Rebecca Purple #663399 ΔE 0.094
Use #4A2370 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.