#7F8AAB
Closest named color: Silver Lake Blue (#778DA9). oklch(63.6% 0.051 270.5), rgb(127, 138, 171).
Aa
Black text reads best on this color (6.12:1).
About this color
#7F8AAB is a medium-light, muted blue. In OKLCH its lightness is 64%, its chroma 0.051 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.014 away. Black text reads best on it, at 6.12:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 6.12:1 |
| White text | 3.42:1 |
Values
| HEX | #7F8AAB |
| RGB | rgb(127, 138, 171) |
| HSL | hsl(225, 21%, 58%) |
| OKLCH | oklch(63.6% 0.051 270.5) |
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 #7F8AAB | 3.42:1 | AA large text | Lc -67.3 | Content text, not long reading |
| Black text on #7F8AAB | 6.12:1 | AA | Lc 42.3 | Non-text elements, placeholder text |
| #7F8AAB text on white | 3.42:1 | AA large text | Lc 61.8 | Content text, not long reading |
| #7F8AAB text on black | 6.12:1 | AA | Lc -39.9 | Non-text elements, placeholder text |
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 500.
-
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
#97A0BA
oklch(70.7% 0.039 270.3)
-
Step 500
500 (this color)
#7F8AAB
oklch(63.6% 0.051 270.5)
-
Step 600
600
#677295
oklch(55.6% 0.056 271)
-
Step 700
700
#555F7F
oklch(49% 0.053 270.9)
-
Step 800
800
#464E67
oklch(42.7% 0.043 270.7)
-
Step 900
900
#3B4154
oklch(37.8% 0.034 271.1)
-
Step 950
950
#222631
oklch(27% 0.021 269.3)
#7F8AAB 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) | #808DAD | 0.008 |
| Deuteranopia (no green cones) | #7D89AA | 0.004 |
| Tritanopia (no blue cones) | #749095 | 0.046 |
| Achromatopsia (no color) | #8B8B8B | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7F8AAB
#7F8AAB
oklch(63.6% 0.051 270.5)
- #978A67
#978A67
oklch(63.6% 0.052 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 #7F8AAB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.014
- Blue Grey #758DA3 ΔE 0.022
- Light Slate Gray #778899 ΔE 0.030
- Lavender Gray #7E7F9A ΔE 0.034
- Faded Blue #658CBB ΔE 0.038
- Steel #738595 ΔE 0.039
- Purpley Grey #947E94 ΔE 0.047
- Cool Gray #8D99AE ΔE 0.048
Use #7F8AAB 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.