#7F8BB8
Closest named color: Silver Lake Blue (#778DA9). oklch(64.4% 0.069 272.8), rgb(127, 139, 184).
Aa
Black text reads best on this color (6.28:1).
About this color
#7F8BB8 is a medium-light, muted blue. In OKLCH its lightness is 64%, its chroma 0.069 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.028 away. Black text reads best on it, at 6.28:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 6.28:1 |
| White text | 3.33:1 |
Values
| HEX | #7F8BB8 |
| RGB | rgb(127, 139, 184) |
| HSL | hsl(227, 29%, 61%) |
| OKLCH | oklch(64.4% 0.069 272.8) |
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 #7F8BB8 | 3.33:1 | AA large text | Lc -66.3 | Content text, not long reading |
| Black text on #7F8BB8 | 6.28:1 | AA | Lc 43.3 | Non-text elements, placeholder text |
| #7F8BB8 text on white | 3.33:1 | AA large text | Lc 60.8 | Content text, not long reading |
| #7F8BB8 text on black | 6.28:1 | AA | Lc -40.9 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7EAF1
oklch(93.7% 0.01 267.4)
-
Step 200
200
#D5D9E6
oklch(88.6% 0.018 272.3)
-
Step 300
300
#B9C0D7
oklch(81% 0.033 272.2)
-
Step 400
400
#959FC3
oklch(70.7% 0.054 272.8)
-
Step 500
500 (this color)
#7F8BB8
oklch(64.4% 0.069 272.8)
-
Step 600
600
#6470A0
oklch(55.5% 0.076 272.9)
-
Step 700
700
#535E89
oklch(49.1% 0.07 272.6)
-
Step 800
800
#444D6F
oklch(42.7% 0.058 272.4)
-
Step 900
900
#39405A
oklch(37.7% 0.046 272.4)
-
Step 950
950
#222635
oklch(27.2% 0.029 272.8)
#7F8BB8 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) | #7D8FBA | 0.011 |
| Deuteranopia (no green cones) | #798AB7 | 0.009 |
| Tritanopia (no blue cones) | #70949A | 0.063 |
| Achromatopsia (no color) | #8D8D8D | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7F8BB8
#7F8BB8
oklch(64.4% 0.069 272.8)
- #9C8D5C
#9C8D5C
oklch(64.5% 0.069 93)
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 #7F8BB8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.028
- Faded Blue #658CBB ΔE 0.032
- Blue Grey #758DA3 ΔE 0.038
- Light Slate Gray #778899 ΔE 0.049
- Lavender Gray #7E7F9A ΔE 0.049
- Cool Gray #8D99AE ΔE 0.051
- Dusty Blue #5A86AD ΔE 0.053
- Heather #A484AC ΔE 0.056
Use #7F8BB8 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.