#919DBF
Closest named color: Cool Gray (#8D99AE). oklch(69.8% 0.052 269.8), rgb(145, 157, 191).
Aa
Black text reads best on this color (7.77:1).
About this color
#919DBF is a medium-light, muted blue. In OKLCH its lightness is 70%, its chroma 0.052 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.026 away. Black text reads best on it, at 7.77:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.77:1 |
| White text | 2.69:1 |
Values
| HEX | #919DBF |
| RGB | rgb(145, 157, 191) |
| HSL | hsl(224, 26%, 66%) |
| OKLCH | oklch(69.8% 0.052 269.8) |
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 #919DBF | 2.69:1 | Fails | Lc -57.6 | Large or bold text, headings |
| Black text on #919DBF | 7.77:1 | AAA | Lc 51.7 | Large or bold text, headings |
| #919DBF text on white | 2.69:1 | Fails | Lc 52.4 | Large or bold text, headings |
| #919DBF text on black | 7.77:1 | AAA | Lc -49.5 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAF0
oklch(93.6% 0.009 264.5)
-
Step 200
200
#D4D9E5
oklch(88.5% 0.017 267.8)
-
Step 300
300
#B8C0D6
oklch(80.9% 0.032 269.8)
-
Step 400
400 (this color)
#919DBF
oklch(69.8% 0.052 269.8)
-
Step 500
500
#7988B2
oklch(63.1% 0.066 269.2)
-
Step 600
600
#63719E
oklch(55.5% 0.072 270.6)
-
Step 700
700
#525F87
oklch(49.1% 0.066 270)
-
Step 800
800
#434E6E
oklch(42.8% 0.055 269.4)
-
Step 900
900
#384159
oklch(37.8% 0.043 268.4)
-
Step 950
950
#212634
oklch(27% 0.027 269.3)
#919DBF 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) | #93A0C1 | 0.009 |
| Deuteranopia (no green cones) | #8F9CBE | 0.004 |
| Tritanopia (no blue cones) | #86A3A8 | 0.046 |
| Achromatopsia (no color) | #9D9D9D | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #919DBF
#919DBF
oklch(69.8% 0.052 269.8)
- #AA9D79
#AA9D79
oklch(69.8% 0.052 90.5)
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 #919DBF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.026
- Bluey Grey #89A0B0 ΔE 0.029
- Bluegrey #85A3B2 ΔE 0.033
- Cool Steel #97A7B3 ΔE 0.039
- Greyblue #77A1B5 ΔE 0.039
- Cool Grey #95A3A6 ΔE 0.046
- Pewter #96A8A1 ΔE 0.062
- Dark Gray #A9A9A9 ΔE 0.063
Use #919DBF 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.