#9DB9DF
Closest named color: Light Grey Blue (#9DBCD4). oklch(77.8% 0.063 256.1), rgb(157, 185, 223).
Aa
Black text reads best on this color (10.43:1).
About this color
#9DB9DF is a medium-light, muted blue. In OKLCH its lightness is 78%, its chroma 0.063 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.020 away. Black text reads best on it, at 10.43:1.
| Hue family | Blues |
| Lightness | medium-light (78%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.43:1 |
| White text | 2.01:1 |
Values
| HEX | #9DB9DF |
| RGB | rgb(157, 185, 223) |
| HSL | hsl(215, 51%, 75%) |
| OKLCH | oklch(77.8% 0.063 256.1) |
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 #9DB9DF | 2.01:1 | Fails | Lc -43.5 | Non-text elements, placeholder text |
| Black text on #9DB9DF | 10.43:1 | AAA | Lc 64.9 | Content text, not long reading |
| #9DB9DF text on white | 2.01:1 | Fails | Lc 39.0 | Non-text elements, placeholder text |
| #9DB9DF text on black | 10.43:1 | AAA | Lc -63.3 | Content text, not long reading |
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 300.
-
Step 50
50
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E2EBF6
oklch(93.7% 0.018 253.3)
-
Step 200
200
#CBDBF0
oklch(88.6% 0.034 255.2)
-
Step 300
300 (this color)
#9DB9DF
oklch(77.8% 0.063 256.1)
-
Step 400
400
#77A3DE
oklch(70.7% 0.099 256)
-
Step 500
500
#538BD5
oklch(63.2% 0.127 256)
-
Step 600
600
#3673C3
oklch(55.6% 0.14 256.3)
-
Step 700
700
#2860A8
oklch(49% 0.129 256.1)
-
Step 800
800
#234F88
oklch(42.7% 0.107 256.1)
-
Step 900
900
#21426D
oklch(37.7% 0.084 255.9)
-
Step 950
950
#142740
oklch(27% 0.053 255.8)
#9DB9DF 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) | #ACBAE1 | 0.020 |
| Deuteranopia (no green cones) | #A4B4DE | 0.015 |
| Tritanopia (no blue cones) | #8AC1C5 | 0.055 |
| Achromatopsia (no color) | #B7B7B7 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9DB9DF
#9DB9DF
oklch(77.8% 0.063 256.1)
- #CEB28A
#CEB28A
oklch(77.8% 0.063 76.4)
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 #9DB9DF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.020
- Light Cornflower Blue #98C1D9 ΔE 0.026
- Cloudy Blue #ACC2D9 ΔE 0.035
- Light Steel Blue #B0C4DE ΔE 0.041
- Pastel Blue #A2BFFE ΔE 0.045
- French Gray #ADB5BD ΔE 0.049
- Carolina Blue #8AB8FE ΔE 0.050
- Lightblue #7BC8F6 ΔE 0.052
Use #9DB9DF 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.