#999FD2
Closest named color: Cool Gray (#8D99AE). oklch(71.6% 0.075 279.1), rgb(153, 159, 210).
Aa
Black text reads best on this color (8.24:1).
About this color
#999FD2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.075 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.056 away. Black text reads best on it, at 8.24:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 8.24:1 |
| White text | 2.54:1 |
Values
| HEX | #999FD2 |
| RGB | rgb(153, 159, 210) |
| HSL | hsl(234, 39%, 71%) |
| OKLCH | oklch(71.6% 0.075 279.1) |
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 #999FD2 | 2.54:1 | Fails | Lc -55.0 | Large or bold text, headings |
| Black text on #999FD2 | 8.24:1 | AAA | Lc 54.1 | Large or bold text, headings |
| #999FD2 text on white | 2.54:1 | Fails | Lc 49.9 | Large or bold text, headings |
| #999FD2 text on black | 8.24:1 | AAA | Lc -52.1 | 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
#D5D8EB
oklch(88.6% 0.026 278.7)
-
Step 300
300
#BABEDF
oklch(80.9% 0.047 279.8)
-
Step 400
400 (this color)
#999FD2
oklch(71.6% 0.075 279.1)
-
Step 500
500
#7D83C2
oklch(63% 0.095 279.1)
-
Step 600
600
#676CAF
oklch(55.7% 0.104 279.2)
-
Step 700
700
#555A96
oklch(49.1% 0.096 278.6)
-
Step 800
800
#464A7A
oklch(42.8% 0.079 278.9)
-
Step 900
900
#3B3E62
oklch(37.8% 0.061 279.4)
-
Step 950
950
#222439
oklch(26.9% 0.039 279.2)
#999FD2 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) | #91A4D4 | 0.016 |
| Deuteranopia (no green cones) | #8EA0D1 | 0.015 |
| Tritanopia (no blue cones) | #8BA8B1 | 0.065 |
| Achromatopsia (no color) | #A2A2A2 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #999FD2
#999FD2
oklch(71.6% 0.075 279.1)
- #AFA56E
#AFA56E
oklch(71.7% 0.075 99.2)
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 #999FD2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.056
- Pale Purple #B790D4 ΔE 0.056
- Cool Steel #97A7B3 ΔE 0.057
- Bluey Grey #89A0B0 ΔE 0.058
- Bluegrey #85A3B2 ΔE 0.060
- Greyblue #77A1B5 ΔE 0.065
- Periwinkle Blue #8F99FB ΔE 0.068
- Perrywinkle #8F8CE7 ΔE 0.068
Use #999FD2 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.