#5C2977
Closest named color: Rebecca Purple (#663399). oklch(38.9% 0.133 311.9), rgb(92, 41, 119).
Aa
White text reads best on this color (10.30:1).
About this color
#5C2977 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.133 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.062 away. White text reads best on it, at 10.30:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.03:1 |
| White text | 10.30:1 |
Values
| HEX | #5C2977 |
| RGB | rgb(92, 41, 119) |
| HSL | hsl(279, 49%, 31%) |
| OKLCH | oklch(38.9% 0.133 311.9) |
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 #5C2977 | 10.30:1 | AAA | Lc -97.5 | Preferred for body text |
| Black text on #5C2977 | 2.03:1 | Fails | Lc 10.5 | Not readable |
| #5C2977 text on white | 10.30:1 | AAA | Lc 93.4 | Preferred for body text |
| #5C2977 text on black | 2.03:1 | Fails | Lc -9.1 | 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
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#F0E5F8
oklch(93.6% 0.028 311.3)
-
Step 200
200
#E6CFF4
oklch(88.5% 0.056 312.8)
-
Step 300
300
#D6AEF0
oklch(80.9% 0.1 311.7)
-
Step 400
400
#C180E8
oklch(70.6% 0.16 311.7)
-
Step 500
500
#B25BE1
oklch(63.2% 0.204 311.9)
-
Step 600
600
#9D3ACE
oklch(55.5% 0.222 311.9)
-
Step 700
700
#862AB2
oklch(49% 0.206 311.9)
-
Step 800
800
#6D2690
oklch(42.7% 0.17 312)
-
Step 900
900 (this color)
#5C2977
oklch(38.9% 0.133 311.9)
-
Step 950
950
#341744
oklch(27% 0.085 311.8)
#5C2977 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) | #063E79 | 0.121 |
| Deuteranopia (no green cones) | #224175 | 0.106 |
| Tritanopia (no blue cones) | #59384C | 0.090 |
| Achromatopsia (no color) | #404040 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5C2977
#5C2977
oklch(38.9% 0.133 311.9)
- #2E5000
#2E5000
oklch(39% 0.108 131.9)
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 #5C2977, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.062
- Dark Slate Blue #483D8B ΔE 0.063
- Grape Purple #5D1451 ΔE 0.072
- Indigo #4B0082 ΔE 0.074
- Royal Purple #4B006E ΔE 0.076
- Blueberry #464196 ΔE 0.080
- Rich Purple #720058 ΔE 0.081
- Purple #800080 ΔE 0.082
Use #5C2977 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.