#999FC2
Closest named color: Cool Gray (#8D99AE). oklch(71% 0.051 277.4), rgb(153, 159, 194).
Aa
Black text reads best on this color (8.09:1).
About this color
#999FC2 is a medium-light, muted blue. In OKLCH its lightness is 71%, its chroma 0.051 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.036 away. Black text reads best on it, at 8.09:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 8.09:1 |
| White text | 2.59:1 |
Values
| HEX | #999FC2 |
| RGB | rgb(153, 159, 194) |
| HSL | hsl(231, 25%, 68%) |
| OKLCH | oklch(71% 0.051 277.4) |
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 #999FC2 | 2.59:1 | Fails | Lc -55.8 | Large or bold text, headings |
| Black text on #999FC2 | 8.09:1 | AAA | Lc 53.3 | Large or bold text, headings |
| #999FC2 text on white | 2.59:1 | Fails | Lc 50.7 | Large or bold text, headings |
| #999FC2 text on black | 8.09:1 | AAA | Lc -51.2 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9F0
oklch(93.5% 0.009 279.7)
-
Step 200
200
#D6D8E5
oklch(88.5% 0.018 279)
-
Step 300
300
#BBBFD6
oklch(80.9% 0.033 277.8)
-
Step 400
400 (this color)
#999FC2
oklch(71% 0.051 277.4)
-
Step 500
500
#7F86B1
oklch(63% 0.065 277.2)
-
Step 600
600
#696F9D
oklch(55.5% 0.072 278.1)
-
Step 700
700
#575D86
oklch(49% 0.066 277.3)
-
Step 800
800
#474C6D
oklch(42.6% 0.055 277.2)
-
Step 900
900
#3C4058
oklch(37.8% 0.041 276.9)
-
Step 950
950
#232534
oklch(26.9% 0.028 278.4)
#999FC2 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) | #96A2C4 | 0.008 |
| Deuteranopia (no green cones) | #939FC1 | 0.008 |
| Tritanopia (no blue cones) | #90A5AB | 0.045 |
| Achromatopsia (no color) | #A1A1A1 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #999FC2
#999FC2
oklch(71% 0.051 277.4)
- #AAA27D
#AAA27D
oklch(70.9% 0.052 97.3)
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 #999FC2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.036
- Cool Steel #97A7B3 ΔE 0.036
- Bluey Grey #89A0B0 ΔE 0.037
- Bluegrey #85A3B2 ΔE 0.040
- Cool Grey #95A3A6 ΔE 0.047
- Greyblue #77A1B5 ΔE 0.050
- Dark Gray #A9A9A9 ΔE 0.057
- Pewter #96A8A1 ΔE 0.062
Use #999FC2 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.