#7F99C8
Closest named color: Cool Gray (#8D99AE). oklch(68.1% 0.076 262), rgb(127, 153, 200).
Aa
Black text reads best on this color (7.29:1).
About this color
#7F99C8 is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.076 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.042 away. Black text reads best on it, at 7.29:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.29:1 |
| White text | 2.87:1 |
Values
| HEX | #7F99C8 |
| RGB | rgb(127, 153, 200) |
| HSL | hsl(219, 40%, 64%) |
| OKLCH | oklch(68.1% 0.076 262) |
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 #7F99C8 | 2.87:1 | Fails | Lc -60.3 | Content text, not long reading |
| Black text on #7F99C8 | 7.29:1 | AAA | Lc 49.0 | Large or bold text, headings |
| #7F99C8 text on white | 2.87:1 | Fails | Lc 55.0 | Large or bold text, headings |
| #7F99C8 text on black | 7.29:1 | AAA | Lc -46.8 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF3
oklch(93.6% 0.013 262.4)
-
Step 200
200
#D0DAEB
oklch(88.6% 0.026 261.1)
-
Step 300
300
#B0C1E0
oklch(80.8% 0.048 262.5)
-
Step 400
400 (this color)
#7F99C8
oklch(68.1% 0.076 262)
-
Step 500
500
#6989C4
oklch(63% 0.097 262.1)
-
Step 600
600
#5172B1
oklch(55.6% 0.106 262.5)
-
Step 700
700
#416098
oklch(49.2% 0.097 261.5)
-
Step 800
800
#364E7B
oklch(42.6% 0.081 262.2)
-
Step 900
900
#2F4163
oklch(37.6% 0.063 262.4)
-
Step 950
950
#1C263A
oklch(26.9% 0.04 263.6)
#7F99C8 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) | #899CCA | 0.016 |
| Deuteranopia (no green cones) | #8195C7 | 0.011 |
| Tritanopia (no blue cones) | #68A3A9 | 0.068 |
| Achromatopsia (no color) | #989898 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7F99C8
#7F99C8
oklch(68.1% 0.076 262)
- #B09461
#B09461
oklch(68% 0.076 81.8)
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 #7F99C8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.042
- Greyblue #77A1B5 ΔE 0.043
- Bluey Grey #89A0B0 ΔE 0.048
- Bluegrey #85A3B2 ΔE 0.050
- Silver Lake Blue #778DA9 ΔE 0.052
- Faded Blue #658CBB ΔE 0.053
- Blue Grey #758DA3 ΔE 0.060
- Cornflower Blue #6495ED ΔE 0.066
Use #7F99C8 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.