#C578DB
Closest named color: Orchid (#DA70D6). oklch(69.1% 0.161 318.4), rgb(197, 120, 219).
Aa
Black text reads best on this color (7.08:1).
About this color
#C578DB is a medium-light, vivid purple. In OKLCH its lightness is 69%, its chroma 0.161 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Orchid (#DA70D6), ΔE 0.038 away. Black text reads best on it, at 7.08:1.
| Hue family | Purples |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.161) |
| Temperature | in between |
| Nearest name | Orchid (#DA70D6) |
| Black text | 7.08:1 |
| White text | 2.96:1 |
Values
| HEX | #C578DB |
| RGB | rgb(197, 120, 219) |
| HSL | hsl(287, 58%, 66%) |
| OKLCH | oklch(69.1% 0.161 318.4) |
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 #C578DB | 2.96:1 | Fails | Lc -61.3 | Content text, not long reading |
| Black text on #C578DB | 7.08:1 | AAA | Lc 48.1 | Large or bold text, headings |
| #C578DB text on white | 2.96:1 | Fails | Lc 55.9 | Large or bold text, headings |
| #C578DB text on black | 7.08:1 | AAA | Lc -45.9 | Large or bold text, headings |
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 400.
-
Step 50
50
#F9F3FB
oklch(97.1% 0.012 317.7)
-
Step 100
100
#F2E4F7
oklch(93.6% 0.029 317.2)
-
Step 200
200
#E9CEF1
oklch(88.5% 0.055 318.4)
-
Step 300
300
#DCACEB
oklch(80.9% 0.101 318)
-
Step 400
400 (this color)
#C578DB
oklch(69.1% 0.161 318.4)
-
Step 500
500
#BB56D7
oklch(63% 0.205 318.4)
-
Step 600
600
#A734C4
oklch(55.6% 0.223 318.6)
-
Step 700
700
#8F24AA
oklch(49.2% 0.208 318.4)
-
Step 800
800
#742189
oklch(42.7% 0.172 318.6)
-
Step 900
900
#5E226E
oklch(37.7% 0.135 318.5)
-
Step 950
950
#371640
oklch(27% 0.084 318.6)
#C578DB 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) | #6891DE | 0.142 |
| Deuteranopia (no green cones) | #7D99D8 | 0.129 |
| Tritanopia (no blue cones) | #C5859F | 0.104 |
| Achromatopsia (no color) | #969696 | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C578DB
#C578DB
oklch(69.1% 0.161 318.4)
- #64B249
#64B249
oklch(69% 0.161 138.4)
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 #C578DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Orchid #DA70D6 ΔE 0.038
- Light Purple #BF77F6 ΔE 0.042
- Lavender Pink #DD85D7 ΔE 0.055
- Easter Purple #C071FE ΔE 0.058
- Light Urple #B36FF6 ΔE 0.059
- Pale Purple #B790D4 ΔE 0.063
- Liliac #C48EFD ΔE 0.063
- Wisteria #A87DC2 ΔE 0.063
Use #C578DB 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.