#999CD9
Closest named color: Pale Purple (#B790D4). oklch(71.3% 0.089 281.7), rgb(153, 156, 217).
Aa
Black text reads best on this color (8.11:1).
About this color
#999CD9 is a medium-light, moderately saturated purple. In OKLCH its lightness is 71%, its chroma 0.089 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Purple (#B790D4), ΔE 0.050 away. Black text reads best on it, at 8.11:1.
| Hue family | Purples |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Pale Purple (#B790D4) |
| Black text | 8.11:1 |
| White text | 2.58:1 |
Values
| HEX | #999CD9 |
| RGB | rgb(153, 156, 217) |
| HSL | hsl(237, 46%, 73%) |
| OKLCH | oklch(71.3% 0.089 281.7) |
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 #999CD9 | 2.58:1 | Fails | Lc -55.7 | Large or bold text, headings |
| Black text on #999CD9 | 8.11:1 | AAA | Lc 53.4 | Large or bold text, headings |
| #999CD9 text on white | 2.58:1 | Fails | Lc 50.6 | Large or bold text, headings |
| #999CD9 text on black | 8.11:1 | AAA | Lc -51.4 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E8E9F5
oklch(93.7% 0.016 282.3)
-
Step 200
200
#D5D7EE
oklch(88.5% 0.032 281.8)
-
Step 300
300
#BABDE4
oklch(80.9% 0.055 281.6)
-
Step 400
400 (this color)
#999CD9
oklch(71.3% 0.089 281.7)
-
Step 500
500
#7F80CC
oklch(63.1% 0.113 282.1)
-
Step 600
600
#6868B9
oklch(55.5% 0.124 281.6)
-
Step 700
700
#57579F
oklch(49.2% 0.113 281.4)
-
Step 800
800
#474781
oklch(42.7% 0.095 281.6)
-
Step 900
900
#3B3C68
oklch(37.7% 0.074 281.2)
-
Step 950
950
#23233D
oklch(27% 0.048 282.7)
#999CD9 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) | #8BA3DC | 0.024 |
| Deuteranopia (no green cones) | #889FD7 | 0.024 |
| Tritanopia (no blue cones) | #89A7B1 | 0.078 |
| Achromatopsia (no color) | #A1A1A1 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #999CD9
#999CD9
oklch(71.3% 0.089 281.7)
- #AEA562
#AEA562
oklch(71.4% 0.089 101.7)
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 #999CD9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Purple #B790D4 ΔE 0.050
- Periwinkle Blue #8F99FB ΔE 0.054
- Perrywinkle #8F8CE7 ΔE 0.054
- Cool Gray #8D99AE ΔE 0.067
- Bluey Grey #89A0B0 ΔE 0.070
- Cool Steel #97A7B3 ΔE 0.072
- Bluegrey #85A3B2 ΔE 0.073
- Greyblue #77A1B5 ΔE 0.076
Use #999CD9 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.