#97B9CF
Closest named color: Light Grey Blue (#9DBCD4). oklch(76.8% 0.048 236.6), rgb(151, 185, 207).
Aa
Black text reads best on this color (10.15:1).
About this color
#97B9CF is a medium-light, muted blue. In OKLCH its lightness is 77%, its chroma 0.048 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.013 away. Black text reads best on it, at 10.15:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.15:1 |
| White text | 2.06:1 |
Values
| HEX | #97B9CF |
| RGB | rgb(151, 185, 207) |
| HSL | hsl(204, 37%, 70%) |
| OKLCH | oklch(76.8% 0.048 236.6) |
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 #97B9CF | 2.06:1 | Fails | Lc -44.9 | Non-text elements, placeholder text |
| Black text on #97B9CF | 10.15:1 | AAA | Lc 63.6 | Content text, not long reading |
| #97B9CF text on white | 2.06:1 | Fails | Lc 40.3 | Non-text elements, placeholder text |
| #97B9CF text on black | 10.15:1 | AAA | Lc -62.0 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2ECF2
oklch(93.7% 0.013 233.7)
-
Step 200
200
#C9DCE9
oklch(88.4% 0.027 237.6)
-
Step 300
300 (this color)
#97B9CF
oklch(76.8% 0.048 236.6)
-
Step 400
400
#70A8CB
oklch(70.6% 0.078 236.8)
-
Step 500
500
#4792BE
oklch(63.1% 0.1 237)
-
Step 600
600
#227CAA
oklch(55.6% 0.108 236.4)
-
Step 700
700
#126892
oklch(49.1% 0.101 236.8)
-
Step 800
800
#145576
oklch(42.7% 0.083 236.3)
-
Step 900
900
#1A465F
oklch(37.6% 0.064 237)
-
Step 950
950
#112938
oklch(26.9% 0.041 238.3)
#97B9CF 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) | #AFB8D0 | 0.031 |
| Deuteranopia (no green cones) | #A7B2CF | 0.026 |
| Tritanopia (no blue cones) | #86BFC0 | 0.038 |
| Achromatopsia (no color) | #B4B4B4 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #97B9CF
#97B9CF
oklch(76.8% 0.048 236.6)
- #CCAC96
#CCAC96
oklch(76.7% 0.048 56.4)
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 #97B9CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.013
- Light Cornflower Blue #98C1D9 ΔE 0.023
- French Gray #ADB5BD ΔE 0.034
- Cloudy Blue #ACC2D9 ΔE 0.039
- Light Steel Blue #B0C4DE ΔE 0.048
- Cool Steel #97A7B3 ΔE 0.054
- Sky Blue #87CEEB ΔE 0.059
- Dark Gray #A9A9A9 ΔE 0.059
Use #97B9CF 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.