#97A1BB
Closest named color: Cool Steel (#97A7B3). oklch(71% 0.04 268.7), rgb(151, 161, 187).
Aa
Black text reads best on this color (8.13:1).
About this color
#97A1BB is a medium-light, muted blue. In OKLCH its lightness is 71%, its chroma 0.040 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.023 away. Black text reads best on it, at 8.13:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 8.13:1 |
| White text | 2.58:1 |
Values
| HEX | #97A1BB |
| RGB | rgb(151, 161, 187) |
| HSL | hsl(223, 21%, 66%) |
| OKLCH | oklch(71% 0.04 268.7) |
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 #97A1BB | 2.58:1 | Fails | Lc -55.6 | Large or bold text, headings |
| Black text on #97A1BB | 8.13:1 | AAA | Lc 53.5 | Large or bold text, headings |
| #97A1BB text on white | 2.58:1 | Fails | Lc 50.5 | Large or bold text, headings |
| #97A1BB text on black | 8.13:1 | AAA | Lc -51.4 | 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
#E8EAEF
oklch(93.7% 0.007 268.5)
-
Step 200
200
#D5D9E3
oklch(88.5% 0.014 268.5)
-
Step 300
300
#BAC0D1
oklch(80.8% 0.025 270.3)
-
Step 400
400 (this color)
#97A1BB
oklch(71% 0.04 268.7)
-
Step 500
500
#7D89A9
oklch(63.2% 0.05 268.8)
-
Step 600
600
#667294
oklch(55.5% 0.055 269.5)
-
Step 700
700
#54607E
oklch(49.1% 0.051 267.6)
-
Step 800
800
#454E67
oklch(42.6% 0.043 269.2)
-
Step 900
900
#3A4154
oklch(37.7% 0.034 269)
-
Step 950
950
#222631
oklch(27% 0.021 269.3)
#97A1BB 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) | #99A3BC | 0.006 |
| Deuteranopia (no green cones) | #96A0BA | 0.003 |
| Tritanopia (no blue cones) | #8EA6A9 | 0.037 |
| Achromatopsia (no color) | #A1A1A1 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #97A1BB
#97A1BB
oklch(71% 0.04 268.7)
- #ABA186
#ABA186
oklch(71% 0.039 90.1)
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 #97A1BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.023
- Bluey Grey #89A0B0 ΔE 0.026
- Bluegrey #85A3B2 ΔE 0.029
- Cool Gray #8D99AE ΔE 0.030
- Cool Grey #95A3A6 ΔE 0.034
- Greyblue #77A1B5 ΔE 0.042
- Dark Gray #A9A9A9 ΔE 0.047
- Pewter #96A8A1 ΔE 0.049
Use #97A1BB 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.