#7B9BBB
Closest named color: Greyblue (#77A1B5). oklch(67.7% 0.059 248.7), rgb(123, 155, 187).
Aa
Black text reads best on this color (7.24:1).
About this color
#7B9BBB is a medium-light, muted blue. In OKLCH its lightness is 68%, its chroma 0.059 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.022 away. Black text reads best on it, at 7.24:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.24:1 |
| White text | 2.89:1 |
Values
| HEX | #7B9BBB |
| RGB | rgb(123, 155, 187) |
| HSL | hsl(210, 32%, 61%) |
| OKLCH | oklch(67.7% 0.059 248.7) |
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 #7B9BBB | 2.89:1 | Fails | Lc -60.6 | Content text, not long reading |
| Black text on #7B9BBB | 7.24:1 | AAA | Lc 48.8 | Large or bold text, headings |
| #7B9BBB text on white | 2.89:1 | Fails | Lc 55.3 | Large or bold text, headings |
| #7B9BBB text on black | 7.24:1 | AAA | Lc -46.5 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EBF1
oklch(93.6% 0.011 243.7)
-
Step 200
200
#CFDBE7
oklch(88.6% 0.021 248.1)
-
Step 300
300
#AFC3D8
oklch(80.9% 0.037 249.6)
-
Step 400
400 (this color)
#7B9BBB
oklch(67.7% 0.059 248.7)
-
Step 500
500
#658EB6
oklch(63.2% 0.076 248.5)
-
Step 600
600
#4B77A2
oklch(55.6% 0.083 249)
-
Step 700
700
#3C648A
oklch(49.1% 0.076 248.4)
-
Step 800
800
#325270
oklch(42.8% 0.063 248)
-
Step 900
900
#2C445B
oklch(37.8% 0.05 248.2)
-
Step 950
950
#1A2835
oklch(27% 0.031 247.2)
#7B9BBB 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) | #8F9BBD | 0.026 |
| Deuteranopia (no green cones) | #8795BA | 0.021 |
| Tritanopia (no blue cones) | #67A2A5 | 0.050 |
| Achromatopsia (no color) | #989898 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7B9BBB
#7B9BBB
oklch(67.7% 0.059 248.7)
- #B09170
#B09170
oklch(67.7% 0.059 68.3)
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 #7B9BBB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.022
- Cool Gray #8D99AE ΔE 0.028
- Bluey Grey #89A0B0 ΔE 0.031
- Bluegrey #85A3B2 ΔE 0.033
- Silver Lake Blue #778DA9 ΔE 0.042
- Blue Grey #758DA3 ΔE 0.048
- Faded Blue #658CBB ΔE 0.053
- Cool Steel #97A7B3 ΔE 0.055
Use #7B9BBB 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.