#999ACD
Closest named color: Cool Gray (#8D99AE). oklch(70.4% 0.074 283.4), rgb(153, 154, 205).
Aa
Black text reads best on this color (7.85:1).
About this color
#999ACD is a medium-light, moderately saturated purple. In OKLCH its lightness is 70%, its chroma 0.074 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.050 away. Black text reads best on it, at 7.85:1.
| Hue family | Purples |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.85:1 |
| White text | 2.67:1 |
Values
| HEX | #999ACD |
| RGB | rgb(153, 154, 205) |
| HSL | hsl(239, 34%, 70%) |
| OKLCH | oklch(70.4% 0.074 283.4) |
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 #999ACD | 2.67:1 | Fails | Lc -57.1 | Large or bold text, headings |
| Black text on #999ACD | 7.85:1 | AAA | Lc 52.1 | Large or bold text, headings |
| #999ACD text on white | 2.67:1 | Fails | Lc 51.9 | Large or bold text, headings |
| #999ACD text on black | 7.85:1 | AAA | Lc -50.0 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E8E9F3
oklch(93.6% 0.013 281.6)
-
Step 200
200
#D6D7EA
oklch(88.4% 0.026 283.4)
-
Step 300
300
#BCBDDE
oklch(80.8% 0.046 283.9)
-
Step 400
400 (this color)
#999ACD
oklch(70.4% 0.074 283.4)
-
Step 500
500
#8282C1
oklch(63.2% 0.094 283.4)
-
Step 600
600
#6C6AAE
oklch(55.6% 0.104 283.8)
-
Step 700
700
#5A5895
oklch(49% 0.096 283.7)
-
Step 800
800
#494879
oklch(42.6% 0.08 283.4)
-
Step 900
900
#3D3D61
oklch(37.7% 0.061 283.1)
-
Step 950
950
#242439
oklch(27.1% 0.039 283.5)
#999ACD 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) | #8CA0CF | 0.022 |
| Deuteranopia (no green cones) | #8A9DCC | 0.021 |
| Tritanopia (no blue cones) | #8DA3AC | 0.065 |
| Achromatopsia (no color) | #9E9E9E | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #999ACD
#999ACD
oklch(70.4% 0.074 283.4)
- #A7A26B
#A7A26B
oklch(70.3% 0.074 103.7)
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 #999ACD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.050
- Pale Purple #B790D4 ΔE 0.052
- Bluey Grey #89A0B0 ΔE 0.056
- Bluegrey #85A3B2 ΔE 0.060
- Cool Steel #97A7B3 ΔE 0.061
- Perrywinkle #8F8CE7 ΔE 0.063
- Greyblue #77A1B5 ΔE 0.064
- Heather #A484AC ΔE 0.065
Use #999ACD 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.