#CA78DB
Closest named color: Orchid (#DA70D6). oklch(69.7% 0.164 320.6), rgb(202, 120, 219).
Aa
Black text reads best on this color (7.22:1).
About this color
#CA78DB is a medium-light, vivid purple. In OKLCH its lightness is 70%, its chroma 0.164 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Orchid (#DA70D6), ΔE 0.031 away. Black text reads best on it, at 7.22:1.
| Hue family | Purples |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.164) |
| Temperature | in between |
| Nearest name | Orchid (#DA70D6) |
| Black text | 7.22:1 |
| White text | 2.90:1 |
Values
| HEX | #CA78DB |
| RGB | rgb(202, 120, 219) |
| HSL | hsl(290, 58%, 66%) |
| OKLCH | oklch(69.7% 0.164 320.6) |
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 #CA78DB | 2.90:1 | Fails | Lc -60.4 | Content text, not long reading |
| Black text on #CA78DB | 7.22:1 | AAA | Lc 48.9 | Large or bold text, headings |
| #CA78DB text on white | 2.90:1 | Fails | Lc 55.1 | Large or bold text, headings |
| #CA78DB text on black | 7.22:1 | AAA | Lc -46.7 | 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
#FAF3FB
oklch(97.2% 0.013 321.9)
-
Step 100
100
#F3E4F6
oklch(93.6% 0.029 320.6)
-
Step 200
200
#EBCEF1
oklch(88.6% 0.057 320.5)
-
Step 300
300
#DFABE9
oklch(80.9% 0.102 320.9)
-
Step 400
400 (this color)
#CA78DB
oklch(69.7% 0.164 320.6)
-
Step 500
500
#BF53D5
oklch(63.1% 0.209 320.5)
-
Step 600
600
#AA30C2
oklch(55.6% 0.227 320.4)
-
Step 700
700
#921FA7
oklch(49% 0.211 320.7)
-
Step 800
800
#771E88
oklch(42.8% 0.175 320.6)
-
Step 900
900
#60216D
oklch(37.8% 0.136 320.3)
-
Step 950
950
#381540
oklch(27% 0.086 319.8)
#CA78DB 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) | #6992DE | 0.148 |
| Deuteranopia (no green cones) | #809AD8 | 0.133 |
| Tritanopia (no blue cones) | #CB859F | 0.103 |
| Achromatopsia (no color) | #979797 | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA78DB
#CA78DB
oklch(69.7% 0.164 320.6)
- #5FB54E
#5FB54E
oklch(69.6% 0.163 140.4)
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 #CA78DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Orchid #DA70D6 ΔE 0.031
- Light Purple #BF77F6 ΔE 0.045
- Lavender Pink #DD85D7 ΔE 0.049
- Easter Purple #C071FE ΔE 0.061
- Liliac #C48EFD ΔE 0.063
- Light Urple #B36FF6 ΔE 0.065
- Pale Purple #B790D4 ΔE 0.065
- Purply Pink #F075E6 ΔE 0.067
Use #CA78DB 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.