#9399CB
Closest named color: Cool Gray (#8D99AE). oklch(69.6% 0.074 279), rgb(147, 153, 203).
Aa
Black text reads best on this color (7.65:1).
About this color
#9399CB is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.074 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.045 away. Black text reads best on it, at 7.65:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.65:1 |
| White text | 2.74:1 |
Values
| HEX | #9399CB |
| RGB | rgb(147, 153, 203) |
| HSL | hsl(234, 35%, 69%) |
| OKLCH | oklch(69.6% 0.074 279) |
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 #9399CB | 2.74:1 | Fails | Lc -58.2 | Large or bold text, headings |
| Black text on #9399CB | 7.65:1 | AAA | Lc 51.0 | Large or bold text, headings |
| #9399CB text on white | 2.74:1 | Fails | Lc 53.0 | Large or bold text, headings |
| #9399CB text on black | 7.65:1 | AAA | Lc -48.9 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E8E9F3
oklch(93.6% 0.013 281.6)
-
Step 200
200
#D5D8EA
oklch(88.5% 0.025 278.3)
-
Step 300
300
#BABEDF
oklch(80.9% 0.047 279.8)
-
Step 400
400 (this color)
#9399CB
oklch(69.6% 0.074 279)
-
Step 500
500
#7D83C2
oklch(63% 0.095 279.1)
-
Step 600
600
#676CAE
oklch(55.6% 0.102 279.2)
-
Step 700
700
#555A96
oklch(49.1% 0.096 278.6)
-
Step 800
800
#464A79
oklch(42.7% 0.078 278.9)
-
Step 900
900
#3B3E62
oklch(37.8% 0.061 279.4)
-
Step 950
950
#222439
oklch(26.9% 0.039 279.2)
#9399CB 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) | #8B9ECD | 0.016 |
| Deuteranopia (no green cones) | #889ACA | 0.015 |
| Tritanopia (no blue cones) | #85A2AA | 0.065 |
| Achromatopsia (no color) | #9C9C9C | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9399CB
#9399CB
oklch(69.6% 0.074 279)
- #A89E69
#A89E69
oklch(69.5% 0.072 98.8)
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 #9399CB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.045
- Bluey Grey #89A0B0 ΔE 0.052
- Bluegrey #85A3B2 ΔE 0.056
- Greyblue #77A1B5 ΔE 0.058
- Pale Purple #B790D4 ΔE 0.059
- Cool Steel #97A7B3 ΔE 0.061
- Perrywinkle #8F8CE7 ΔE 0.061
- Heather #A484AC ΔE 0.063
Use #9399CB 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.